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Northwestern California/Klamath Bioregion Environment Information Sources

© Marc Hoshovsky

This research guide lists print and Internet resources that are general introductions or major data compilations on the northwestern California/Klamath Bioregion. Entries marked with a are key resources and databases. For more specific studies and site-specific studies: Consult the references contained within these general resources Search the HSU Library Catalog. Check the websites of the Natural Resources Agencies and Natural Resources Organizations listed on the Humboldt Room webpage. For further assistance please contact Robert Sathrum, Natural Resources Librarian.

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Resources by Theme General--directories and resources Agriculture and Forestry Coast and Ocean Energy & Mineral Resources Environmental Pollution Geology Land Use and Ownership Natural Communities and Habitats Natural Hazards Soils Vegetation Water Resources & Water Quality Weather & Climate Wildlife - General Wildlife - Amphibians and Reptiles Wildlife - Birds Wildlife - Fish Wildlife - Mammals

Resources by Environment Coastal Sand Dunes Douglas Fir/Hardwood Forests Humboldt Bay and Other Wetland Environments Redwood Forest Resources by Watershed Klamath--directories and resources Geospatial Resources Northwestern California Maps Digital Spatial Data: California (Northwestern) Northwestern California Aerial Photography & Imagery

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General

Directories--resources that are guides and portals to other information resources

• California Environmental Information Catalog: Humboldt County, Menodcino County, Klamath Bioregion (CERES-- California Environmental Resources Evaluation System) Contains descriptions (metadata) of California environmental data resources contributed by cities, counties, utilities, state and federal agencies, private businesses, and academic institutions. The basic catalog is searchable by resource title, contributing organization, resource type, subject keyword, or geographic region.
• California Ocean and Coastal Environmental Access Network (Cal Ocean): Information by Geographic Area: Humboldt County, Del Norte County, Mendocino County, Klamath Bioregion, Southern Oregonian (Oceanic) Province (CERES--California Environmental Resources Evaluation System) Includes links to information on coastal access and recreation; environmental groups; flora, fauna, and habitats; land use planning; water resources, water quality monitoring; current flood conditions; road and weather conditions; tides and ocean currents; and wave, wind, and meteorological data.
• Directory of Conservation Organizations in Cascadia (Inforain) Lists over 1,000 organizations from watershed councils to land trusts. Search by organizational name, subject focus, or geographic location.
• Environmental Information By Geographic Area: Humboldt County, Trinity County, Siskiyou County, Mendocino County, Del Norte County, Klamath Bioregion (CERES--California Environmental Resources Evaluation System) Contains links to Internet sites that include information on the environmental, cultural and economic resources of each county. Information is grouped by theme or information type.
• Klamath Bioregion (California Biodiversity Council) Contains links to environmental data on the Klamath Bioregion.
• Marine, Coastal and Watershed Resource Directory: Humboldt County, Del Norte County, Siskiyou County, Trinity County and Mendocino County (California Coastal Commission) Lists educational resources and programs; volunteer opportunities and internship possibilities in California that address marine, coastal and watershed topics. Browse by county, subject, volunteer opportunities or internship opportunities.
• Natural Environment Information by County: Humboldt County, Del Norte County , Trinity County, Siskiyou County and Mendocino County (California Land Use Planning Information Network - LUPIN) For each county includes links to information on agriculture; conservation and restoration projects; habitats; natural hazards; special status species; vegetation; and water and hydrology.
• North Coast Water Network Directory (North Coast Water Network) Directory of "grassroots environmental and social justice groups in the north coast region of California focused on issues related to fresh water."
  

Resources

• California Rivers Assessment: Humboldt County , Del Norte County, Siskiyou County, Trinity County, Mendocino County (International Center for the Environment) For every California watershed contains information that can be used in resource planning and decision making. Each watershed includes basic environmental facts; an interactive mapper with 30 available data layers; a set of static, predefined maps; and links to other sources of Internet information. Search by watershed basin or county. The above county links list watersheds found within the county as well as some basic information about the county..
• Ecological Characterization of the Central & Northern California Coastal Region (Jones & Stokes Associates) 1981 (FWS/OBS-80/46.2) (QH 105 C2 E36 1981 Hum Co Coll) Five volume work in eight parts. Prepared for the US Fish and Wildlife Service and the Bureau of Land Management as a compilation and synthesis of existing information that can be used to evaluate potential ecological consequences of urban, industrial and commercial development in the area. The bibliography is intended to be a guide to additional environmental information. The five volumes cover:
  • Vol. 1: Basic Ecological Concepts
  • Vol. 2.1: Regional Characterization
  • Vol. 2.2: Species - contains species accounts for 200 plant and animal species that live within the central and northern California coastal region.
  • Vol. 3.1: Habitats - contains ecological characterizations of 45 marine, estuarine, riverine, lacustrine (lakes), palustrine (ponds) and terrestrial habitats.
  • Vol. 3.2: Community Composition Lists - contains extensive listings of species for each habitat type.
  • Vol. 4: Watersheds and Basins - contains site specific information on the physical, biological, and cultural resources of 22 watersheds, e.g., Mad River Watershed unit, and five ocean basins.
  • Vol. 5: Data Source Appendix
• Ecological Subregions of California: Section and Subsection Descriptions: Northern California Coast, Klamath Mountains, Northern California Coast Ranges (US Forest Service) 1997 (print copy available in Ref QH 105 C2 E26 1997--includes accompanying map) Contains general descriptions of the environmental characteristics--geomorphology, lithology and stratigraphy, soil taxa, vegetation, fauna, elevation, precipitation, temperature, growing season, disturbance regimes, surface water characteristics, land use and cultural ecology--for all sections and subsection ecological units in California. These units are based on the National Hierarchical Framework of Ecological Units classification system developed by the US Forest Service. Includes all three northwestern California sections and for each of their subsections.
• Humboldt County Natural Resources and Hazards Report (Humboldt County Planning Department) Prepared as a backgound document for the county General Plan update. The report provides an assessment of current conditions related to water (surface, ground, and pollution) and watersheds; biological resources (vegetation, fisheries, and special status species); forest lands (including Timberland Production Zones); agricultural production (including soils and economic structure); parks, recreation, and open space; cultural resources (historical and archaeological sites and landmarks); mineral and energy (sand and gravel, rock, metal, and oil and gas); scenic qualities; and air quality (climate and pollutants). Potential hazards evaluated in this report are geotechnical, soil, and seismic; flooding; fire and toxics; and noise. The report includes a large collection of supporting maps and figures.
• Klamath-Siskiyou Forests and Northern California Coastal Forests (Conservation Biology Institute) Part of the Pacific Northwest Conservation Assessment that characterizes 40 major ecoregions in the Pacific Northwest and northern California. Each ecoregion includes sections on ecological setting, landscape description and history, conservation status, conservation at the political level, conservation research and planning, conservation biology issues, conservation opportunities and constraints, citations, and list of scientific names.
• Klamath-Siskiyou Forests (NA0516) and Northern California Coastal Forests (NA0519) (National Geographic Society and World Wildlife Fund) For each of these ecoregions contains a general description and links to a more extensive conservation assessment that also appears in Terrestrial Ecoregions of North America: a Conservation Assessement (Ricketts) 1999 (print copy available in Ref QH 77 N56 T47 1999)
• Klamath-Siskiyou Region (Natural Areas Journal, Vol 19, October 1999) 1999 (QH 76.5 O7 K55 1999 Humboldt County Collection) Papers in this theme-based issue provide an overview to the region as well as address specific topics relating its natural history, biodiversity and conservation.
• Klamath Resource Information System (KRIS) (Institute for Fisheries Resources) Set of information databases compiled for individual watersheds in northwestern California that contain numeric data, tables, charts, thematic discussions, photographs, and fulltext documents related to fisheries and water quality. They are designed for use in watershed analysis, management and interpretation. Emphasis is on historical information about fishery populations as well as current status and trends in water quality in the watershed. Each watershed-based database is available in three formats:
  • Kris DB cd-rom - a stand-alone cd-rom that uses a customized Windows-based program to access information on the watershed.
  • KRIS Web - contains much of the content that is found on each KRIS DB cd-rom. There is a searchable index to the content of the KRIS webpages and a KRIS Web Bibliography that contains the fulltext of relevant documents included in all the KRIS databases.
  • KRIS Map - a companion cd-rom for each watershed that contains GIS data layers that can be used with ArcView or the free ArcExplorer software. KRIS DB cd-roms contain some graphics produced from the GIS data.

  Watersheds completed to date include the following, with other watersheds being completed as part of the Coastal Watershed Planning and Assessment Program:

  • Klamath/Trinity Rivers (KRIS Klamath Trinity) (SH 35 C3 H54 2001--copies in main collection and Humboldt Room)
  • Pacific Lumber Company watersheds (KRIS Coho) (SH 35 C3 K753 1998--copy available in Humboldt Room)
  • Noyo (KRIS Noyo) (SH 35 C3 K756 2000--copy available in Humboldt Room)
  • Big River
  • Mattole
  • Redwood Creek
  • Ten Mile River
• Major Land Resource Areas: California Coastal Redwood Belt and Siskiyou-Trinity Area. (US National Resources Conservation Service) For each resource area gives brief information on land use, elevation and topography, climate, water, soils, and potential natural vegetation. Adapted from Land Resource Regions and Major Land Resource Areas of the United States (US Soil Conservation Service) 1981 (Agriculture Handbook 296) (Docs A 1.76:296).
• Nature of the Northcoast (Humboldt State University Natural History Museum) Ongoing series of popular essays on Humboldt County's natural history. Essays have previously appeared in the museum's quarterly newletter Nautilus Notes (print copy available in QH 75 A1 N38 Humboldt County Collection)
• Coastal Watershed Planning and Assessment Program (California Department of Fish and Game) State program that is conducting fishery-based watershed assessments along the length of the California coast. Assessment basins are chosen as study areas based upon the nature of the socio-economic and natural resource problems within them. Emphasis is on assessing and analyzing watershed conditions for protecting and restoring salmon species and their habitats. An extensive synthesis report is prepared for each basin that includes historic and current vegetation cover and change, land use, geology and fluvial geomorphology, water quality, and instream habitat conditions. Reports include extensive maps and figures. See also Klamath Resource Information System. Basins completed to date include:
  • Albion River
  • Big River
  • Eel River (Lower)
  • Gualala River
  • Mattole River
  • Outlet Creek
  • Redwood Creek
  • Salt River
  • Van Duzen River
• Northwest California: a Natural History (Sawyer) 2006 (Ref QH 105 C2 S29 2006; another copy in the Humboldt County Collection) Major overview of the natural history of northwestern California. Two introductory chapters cover the physical and cultural geography of the Klamath mountains and north coast watersheds. Subsequent chapters cover vegetation patterns, paleobotany and endemics, role of fire, impact of humans on the environment, present natural history, and preservation of the northwestern California environment. Interspersed in the chapters are lists of plant and animals species common to northwestern California. Includes a list of recommended references and readings.
• The Northwest Coast: A Natural History (Schultz) 1990 (Ref QH 104.5 N6 S38 1990) General introduction to the environment of the Pacific Northwest coast from Cape Mendocino north to Cape Flattery. Chapters cover physical setting; marine mammals and birds; seashore life; esturaries; dunes and freshwater wetlands; coastal forests; and human impacts.
• "Oregon-California Border" and "Redwood Coast" In Ecological Characterization of the Pacific Northwest Coastal Region. Vol 4. Characterication Atlas-Watershed Unit Descriptions (Proctor) 1980 (Docs I 49.2 Ec7/8) Each chaper summarizes the biological, physical and socio-economic aspects of each enviroment using text, maps and matrices.
• Southern Oregon Digital Archives: Bioregion Collection (Southern Oregon University Library) Collection of over 700 online fulltext documents from federal and state agencies that relate to the Southern Oregon Klamath-Siskiyou Bioregion. Search by author, title, agency, subject or keyword.
• Rain Forests of Home: Profile of a North American Bioregion (Schoonmaker, von Hagen, and Wolf) 1997 (QH 104.5 P32 R35 1997) Series of introductory chapters on Pacific Northwest coastal temperate rain forest ecology and human impacts. Earlier edition is titled Rain Forests of Home: an Atlas of People and Place (print copy available in Atlas G 1106.K1 R35 1995).
• Science-based Conservation Assessment for the Klamath-Siskiyou Ecoregion (Strittholt and Conservation Biology Institute) 1999 (Print copy available in QH76.5 O7 S34 1999 Humboldt County Collection) Prepared for the Siskiyou Regional Education Project.

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Agriculture & Forestry

• Area and Ownership of Forest Land in Del Norte County, California (Baker and Poli) 1953
  (US Forest Service, California Forest and Range Experiment Station. Forest Survey Release No. 18) (Docs A 13.62/8:18)
• Area and Ownership of Forest Land in Humboldt County, California (Baker and Poli) 1952
  (US Forest Service, California Forest and Range Experiment Station. Forest Survey Release No. 16) (Docs A 13.62/8:16)
• Area and Ownership of Forest Land in Mendocino County, California (Baker and Poli) 1951
  (US Forest Service, California Forest and Range Experiment Station. Forest Survey Release No. 10) (Docs A 13.62/8:10)
• Area and Ownership of Forest Land in Siskiyou County, California (Burks and Poli) 1950
  (US Forest Service, California Forest and Range Experiment Station. Forest Survey Release No. 8) (Docs A 13.62/8:8)
• Area and Ownership of Forest Land in Trinity County, California (Baker and Poli) 1951
  (US Forest Service, California Forest and Range Experiment Station. Forest Survey Release No. 9) (Docs A 13.62/8:9)
• California Forests and Woodlands: a Natural History (Johnson) 1994 (QH 105 C2 J59 1994) (California Natural History Guides # 58) Popularly written account of the natural history of 11 major forest and woodland types in California. Northwestern California types covered include “Redwood Forests”, “North Coastal Forests”, “Douglas Fir/Mixed Evergreen Forests” and “Klamath Region”.
• Fire Ecology of Pacific Northwest Forests (Agee) 1993 (SD 144 A13 A55 1993) The first half of this scholarly work covers the natural and cultural fire environment in the Pacific Northwest, environmental effects of fire, and methods for fire history. The second half includes more detailed presentations on major forest types that cover environmental characteristics, fire regimes, stand development, fuels and management implications for each type. Northwestern California forests covered include redwood, mixed evergreen, oak woodlands, and silver fir/red fir. Includes 50 page bibliography.
• Forest Land Ownership in Northern Mendocino County, California (Poli and Griffith) 1948 (US Forest Service, California Forest and Range Experiment Station. Forest Survey Release No.5) (Docs A 13.62/8:5)
• "North Coast Bioregion" (Stuart and Stephens) pp 147-169 and "Klamath Mountains Bioregion: (Skinner, Taylor, and Agee) pp 170-194 IN Fire in California's Ecosystems (Sugihara) 2006 (QH 105 C2 F57 2006) Each of these chapters in the larger work covering the science, ecology, and management of fire in California describe the bioregion in general (physical geography, climate, and ecological zones); give an overview of historic fire occurrence (prehistoric, historic and current); characterize major ecological zones (fire ecology and fire regime-plant community interactions); and present current management issues and challenges.
• Ownership and Use of Forest Land in the Coast Range Pine Subregion of California (Poli and Baker) 1953 (US Forest Service, California Forest and Range Experiment Station. Technical Paper #2) (Docs A 13.62/10:2)
• Ownership and Use of Forest Land in the Redwood -- Douglas-Fir Subregion of California (Poli and Baker) 1954 (US Forest Service, California Forest and Range Experiment Station. Technical Paper #7) (Docs A 13.62/10:7)
• Timber Resource Statistics for the North Coast Resource Area of California (Waddell and Bassett) 1996) (US Forest Service Resource Bulletins #214) (print copy available in Docs A 13.80:PNW-214) One of a series of five regional reports presenting estimates of land area, timber volume, growth mortality, and harvest for both public and private lands. This report covers Del Norte, Humboldt, Mendocino, and Sonoma Counties. Updates earlier reports which are referenced in the Literature Cited.
• Timber Resource Statistics for the North Interior Resource Area of California (Waddell and Bassett) 1997 (US Forest Service Resource Bulletins #222) (print copy available in Docs A 13.80:PNW-222) One of a series of five regional reports presenting estimates of land area, timber volume, growth mortality, and harvest for both public and private lands. This report covers Lassen, Modoc, Shasta, Siskiyou, and Trinity Counties. Updates earlier reports which are referenced in the Literature Cited.
  

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Coast and Ocean

For marine maps see Northwestern California Maps--Marine

• California Coastal Processes Bibliography (US Army Corps of Engineers) 1985-1987. Comprises 2,355 references to scientific literature and technical reports on the California coast: coastal processes, geology and geomorphology, hydrology and hydraulics, and meteorology. Corresponds in part to Northern California Coastal Processes Annotated Bibliography: Coast of California Storm and Tidal Waves Study. Search by subject keyword or geographic keywords. For northwestern California the following littoral cells and reaches include: Smith River Cell, S. Smith River Reach, Klamath River Cell, S. Klamath River Reach, Eureka Cell, S. Eureka Reach, Mattole River Cell, S. Mattole River Reach, Spanish Flat Cell, S. Spanish Flat Reach, Ten Mile River Cell, S. Ten Mile River Reach, Navarro River Cell, S. Navarro River Reach-A, S. Navarro River Reach-B.
• Cascadia Beach-Shoreline Database, Pacific Northwest Region, USA (Peterson) 1994 (Oregon Department of Geology and Mineral Resources Open File Report 94-2) Regional database of physical shoreline characteristics of ocean beaches along the north western U.S. coast as far south as Cape Mendocino gathered through aerial photography and beach surveys. The Excel spreadsheet includes three files - beach physiography, beach survey, and beach deposit.
• Central and Northern California Coastal Marine Habitats: Oil Residence and Biological Sensitivity Indices: Final Report (Woodward-Clyde Consultants) 1982 (POCS Technical Paper #83-5) (Docs I 53.29/2:83-5; maps shelved in the Documents Map Case) Prepared for the US Minerals Management Service Pacific Outer Continental Shelf Region. Includes a narrative report that describes the geological and biological characteristics of the California coast from Point Conception to the Oregon border; the development of biological sensitivity and oil residence indices that identify areas of potential concern in the event of an oil spill; and counter measures available to protect or cleanup areas of high concern. The accompanying map set includes a set of 130 1:24,000 scale maps and accompanying legends that characterize in detail physical and biological shoreline features and show biological sensitivity and oil residence indices; and a set of eight 1:250,000 scale maps that provide a more general physical characterization of shoreline features and repeat the biological sensitivity and oil residence indices.
• Central and Northern California Ocean Observing System (CeNCOOS) Serves as the Central and Northern California regional node for a national network of observing systems. OceanObs is their information management and data discovery that contains metadata on observations from CeNCOOS partners.
• Coastal Data Information Program (US Army Corps of Engineers and Scripps Institution of Oceanography) Contains wave temperature and wind data transmitted from buoys and stationary platforms. Includes some Northwest California time series which can be located using the Station Directory or Station Map.
• Coastal Water Temperature Guide: Central Pacific Coast (U.S. National Oceanographic Data Center) Table shows present temperatures and climatological averages (15 day or montly) for select stations on the northern California coast.
• Keys to the Seaweeds and Seagrasses of Oregon and California, North of Point Conception (Gabrielson, Widdowson and Lindstrom) 2004 (QK 571.5 O7 G32 2004) Identification keys for red, green and brown seaweeds.
• Large Marine Ecosystems of the World: California Current (US National Oceanic and Atmospheric Administration Large Marine Ecosystems Program) Site includes introductory information on productivity, fish and fisheries, ecosystem health and pollution; socioeconomic factors and governance. Includes references to additional literature.
• Naturalists Seashore Guide: Common Marine Life of the Northern California Coast and Adjacent Shores (Brusca) (QH 95.3 B78 Hum Co Coll) Field guide and handbook.
• Northern California Buoy Data (Scripps Research Institute) Contains links to real time and historical offshore buoy data from the National Data Buoy Center. Includes data on wind, wave, atmospheric pressure, air temperature, and water temperature.
• "Northern California Coast: the Oregon Border to Shelter Cove" and "Point Delgata to Point Arena" IN Living with the Changing California Coast (Griggs, Patsch and Savoy) 2005 (TC 224 C2 L58 1985) Introductory chapters discuss coastal processes and hazards, alternatives for combating or mitigating shoreline damage or erosion, and coastal land use planning and regulation. The majority of the book is a detailed regional characterization of the California coastline with maps delineating hazardous areas and existing erosion rates.
• nowCoast: Northern California (US National Ocean Service Coast Survey Development Laboratory) Web mapping portal that provides spatially-referenced links to thousands of real-time coastal observations and forecasts of interest to the marine community. The interactive map interface links to meteorological , oceanographic, hydrologic and water quality data available from federal, state, and educational observing networks. Menus also allow you to select data by location, type of observation/forecast and time.
• Shore Stations Program (Scripps Institution of Oceanography) Includes current and historical temperature and salinity data for west coast shore stations. Northwestern California stations include Trinidad and Crescent City.
• Summary of Knowledge of the Central and Northern California Coastal Zone and Offshore Areas (Winzler and Kelly) 1977 (ref GB 458.8 W56) (4 volumes in 7) Extensive summary of existing information through 1974 prepared for the US Bureau of Land Management as background information for potential of OCS oil leasing. Covers physical, biological, and socioeconomic conditions. Includes an 800 page bibliography.

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Energy & Mineral Resources

• Assessment of Mineral Resource Potential of the Western Half of the Redding 1:250,000 Quadrangle, Northwestern California (Silberman) 1994 (US Geological Survey Series Open Report 93:0296) (TN 24 C2 A88 1994 Hum Co Coll)
• California Oil and Gas Fields. Vol 3. Northern California (California Department of Conservation. Division of Oil and Gas) 1981 (Cal Docs C 815 O5b vol. 3) Includes maps and data sheets that contain geologic and statistical data on each oil and gas field in northern California.
• Humboldt County General Plan Energy Element and Background Technical Report (Redwood Coast Energy Authority and Schatz Enegy Research Center) 2005. Planning and policy document prepared for the Humboldt County General Plan with accompanying backgound document on energy use and existing and potential production.
• Mineral Resources of Humboldt County (Averill) 1942 (TN 24 C2 A84 1942 Hum Co Coll)) Reprinted from California Journal of Mines and Geology, Report XXXVII of the State Mineralogist, October 1941.
• Mines and Mineral Resources of Del Norte County, California (O'Brien) 1952 (TN 24 C2 O27 1952 Hum Co Coll)
• Mines and Mineral Resources of Trinity County, California (O'Brien & Aune) 1965 (TN 24 C2 O27 Hum Co Coll)
• National Oil & Gas Assessment: Northern Coastal (Province 7) (U.S. Geological Suvey Energy Resources Program) Periodic assessment of the oil and natural gas endowment of the United States. For each province includes a overall geological assessement and individual assessments of each play.
• Wind Energy Assessment for Northwestern California (Ruff) 1983 (TJ 820 W55 1983 Hum Co Coll) Prepared for the California Energy Commission.

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Environmental Pollution

For environmental pollution maps see Northwestern California Maps--Environmental Pollution

• American Lung Associaton State of the Air: California (American Lung Association) Annual report that presents county-level air quality information for ozone and particle pollution using the most up-to-date quality assured data available for nationwide comparisons. Includes two measures of particle pollution--short-term exposure, which are occasional spikes in particle pollution from relatively infrequent events; and the year-round or chronic exposure from particles produced routinely in the environment. In addition, the report includes ozone data for each county that has an ozone monitor. For each county statistics are given for number of people sensitive to air pollution, e.g., children under 14, people with asthma or emphysema.
  
• California Air Quality Data (California Air Resources Board) Monthly with annual summaries (Print copy available in Cal Doc A 1165 A4) Contains ambient air quality data obtained from air monitoring stations. Access data by region, county and other parameters.
• Scorecard: Humboldt County, Del Norte County, Siskiyou County, Trinity County, Mendocino County (Environmental Defense Fund) Uses data from federal and state sources to profile local environmental quality issues including air quality, toxic and animal waste generation, water quality, and environmental justice. Includes data, maps and lists of industrial facilities with chemical releases
• Surf Your Watershed: County Information - Humboldt, Del Norte, Trinity, Mendocino, Siskiyou (US Environmental Protection Agency) Each county link lists watersheds located within the county. Each watershed has links to sites that include information on watershed health, air quality, toxic waste, water quality, stream flow, water use, land characteristics, and environmental organizations.

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Geology

This section predominately lists resources that are regional in scope. For more detailed or site-specific studies check 1) HSU Library Catalog for books; 2) GeoRef for journal articles, government documents, conference papers, and theses; and 3) references in the following citations. For geologic maps see Northwestern California Maps--Geology.

• Bibliographies
  • Bibliography of Klamath Mountains Geology, California and Oregon, Listing Authors from Aalto to Zucca for the Years 1849 to Mid-2003 (Irwin) 2003 (U.S. Geological Survey Open-File Report 03-306) (print copy available in QE 90 K5 I79 1995 Hum Co Coll) Lists approximately 1900 references alphabetically by author with a topical index of references.
  • Index to Available Publications: Humboldt County, Del Norte County, Siskiyou County, Trinity County, Mendocino County (California Geological Survey) Most of the listed publications are available in the California Documents Collection.
  • Mendocino Project Bibliography (Oregon State University. College of Oceanic and Atmospheric Sciences. Mendocino Working Group) Selective list of references concerning the Mendocino Triple Junction.
• Studies and Reports
• California Geology (Harden) 2004 (QE 89 H37 2004) Introductory textbook that includes chapters on "The Coast Ranges: Mountains of Complexity" and "The Klamath Mountains: Accreted Terraines and a View of the Mantle."
• California Geotour: an Index to Online Geological Field Trip Guides of California : Klamath Mountains, Coast Ranges (California Geological Survey)
• Cascadia Beach-Shoreline Database, Pacific Northwest Region, USA (Peterson) 1994 (Oregon Department of Geology and Mineral Resources Open File Report 94-2) Regional database of physical shoreline characteristics of ocean beaches along the northwestern U.S. coast as far south as Cape Mendocino gathered through aerial photography and beach surveys. The Excel spreadsheet includes three files - beach physiography, beach survey, and beach deposit.
• Geologic Reconnaissance of the Northern Coast Ranges and Klamath Mountains, California, with a Summary of the Mineral Resources (Irwin) 1960 (California Division of Mines and Geology Bulletin 179) (QE 89 I7 Hum Co Coll and Cal Doc C 810 B9 #179) First major scholarly overview of the geology of northwestern California.
• Geological Studies in the Klamath Mountains Province, California and Oregon: A Volume in Honor of Willam P. Irwin (Snoke and Barnes) 2006 (QE 89 G455 2006) This work includes 23 papers focusing on various aspects of the complex tectonic and petrologic history of the Klamath Mountains province. An introductory chapter reviews the development of tectonic concepts for the province and regional and historical context for the subsequent papers. Abstracts of included papers are available. An accompanying CD-ROM includes classic geologic maps of the province by Irwin, a bibliography of the province compiled by Irwin, descriptions of fossil localities in the Triassic and Paleozoic belt, several new geologic maps of Late Jurassic plutonic complexes, and new geochemical data.
• Geology of California (Norris & Webb) 1990 (QE 89 N67 1990) Introductory textbook that includes chapters on the "Klamath Mountains" and the "Coast Ranges."
• "Geology of Del Norte and Siskiyou Counties and Adjacent Portions of Humboldt, Shasta, and Trinity Counties" (Wagner) (California Geology 41(12): 267-272, December 1988) (Cal Docs C 810 M5) Summary of the geologic setting and mineral resources within the Weed Regional Geologic Map produced by the California Geological Survey.
• "Geology of Northern California: an Overview" (Harden) IN Engineering Geology Practice in Northern California (Ferriz and Anderson) 2001, pp 1-17. (California Geological Survey Bulletin 210/Association of Engineering Geologists Special Publication 12) (Cal Docs C810 B9 # 210) Summary of the geologic history of northern California and the tectonic factors that have controlled this history. Drawn extensively from the author’s California Geology textbook.
• "Geology of the California Continental Margin, north of Cape Mendocino" (Clarke) IN Geology and Resource Potential of the Continental Margin of Western North America and Adjacent Ocean Basins--Beaufort Sea to Baja California (Scholl) 1987, pp 337-351 (QE 350.42 N65 G47 1987)
• Geology of the Humboldt Bay Region, with Special Reference to the Geology of the Humboldt Bay Power Plant Site and Vicinity (Earth Sciences Associates) 1975 (QE 90 H8 E37 Hum Co Coll) Report with accompanying maps prepared for the Pacific Gas and Electric Company. Covers regional tectonics, stratigraphy, structure, land forms, and late Cenozoic structural history and tectonism.
• "Geology of the Klamath Mountain Province" (Irwin) IN Geology of Northern California (Bailey) 1966, pp 19-38 (California Division of Mines and Geology Bulletin 190) (Cal Doc C 810 B9 #190) Builds upon Irwin's 1960 publication Geologic Reconnaissance...
• "Klamath Mountains and Coast Ranges of Northern California" (Irwin & Hotz) IN Forest Soils of the Douglas Fir Region (Heilman, Anderson, & Baumgartner) 1981, pp 7-10 (SD 390 H45 1981) Short introduction to the regional geology of northwestern California.
• "Metamorphic and Tectonic Evolution of the Franciscan Complex, Northern California" (Blake, Jayko, McLaughlin, & Underwood) IN Metamorphism and Crustal Evolution of the Western United States (Ernst) 1988, pp 1035-1060. (QE 475 A2 M47468 1988) Describes the nature and timing of metamorphism within the Franciscan Complex and relates metamorphic events to the regional tectonic history.
• Quaternary Faults and Fold Database of the United States: California (US Geological Survey) Contains information on faults and associated folds in California that are believed to be sources of M>6 earthquakes during the Quaternary (the past 1,600,000 years). Maps of these geologic structures are linked to individual descriptions and references for each structure. Search using a map-based interface that breaks the state into 1 x 2 degree quadrangles that includes Crescent City, Eureka, Weed and Redding.
• "Tectonic Accretion of the Klamath Mountains" (Irwin) IN Geotectonic Development of California (Ernst) 1981, pp 29-49 (QE 89 G46) Reviews the lithologies of structural slices; ages of rocks and mélanges; and timing for accretion and suturing.
• "Tectonic and Regional Metamorphic Framework of the Klamath Mountains and Adjacent Coast Ranges, California and Oregon" (Coleman, Manning, Mortimer, Donato, & Hill) IN Metamorphism and Crustal Evolution of the Western United States (Ernst) 1988, pp 1061-1097. (QE 475 A2 M47468 1988) Discusses the six regional crustal metamorphic events that have influenced the origin of the Klamath Mountains and adjacent Coast Ranges.
• "Tectonostratigraphic Terranes of the Northern Coast Ranges, California" (Blake, Jayko, & McLaughlin) IN Tectonostratigraphic Terranes of the Circum-Pacific Region (Howell) 1985, pp 159-171 (QE 350.4 T43 1985) Describes the ages and structural state of seven terranes in northwestern California and the nature and timing of their accretion.

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Land Use and Ownership

• California Federal Land Records: Humboldt County, Del Norte County, Siskiyou County, Trinity County, and Menodocino County (CaGenWeb Archives) For each county contains an alphabetical list of deeds (primarily patents) issued between 1856 and 1995 by the General Land Office and its successor agency, the Bureau of Land Management. The California Land Patents Database contains the following information for each land transaction: date, location (township, range, section, meridian), name of person the land was patented to, case type, conveyance type, county, case number and the patent document identification number. In addition, General Land Office Records: the Official Federal Land Patent Records Site (Bureau of Land Mangement) allows for seaching by legal description and other parameters.

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Natural Communities & Habitats

For maps of natural communities and habitats see Northwestern California Maps--Natural Communities & Habitats

• California Natural Diversity Database (California Department of Fish & Game) A fee-based database that contains location-specific information on California's endangered, threatened, and rare plants, animals, and natural communities. Data can be used to make conservation decisions, aid in better siting of development projects,and provide baseline data helpful in recovering endangered species and for research projects. Information can be retrieved by taxa, county, or USGS 1:24,000 scale topographic quadrangle. Products include text reports, detailed 1:24,000 quad overlays, gis layers, the standalone Rarefind application, and the free California Natural Diversity Database (CNDDB) Quick Viewer interactive mapper that lists species or natural communities that have been documented to occur within a county or a a 1:24,000 topographic quad.
• CalPhotos: Landscapes and Habitats: Humboldt County, Del Norte County, Siskiyou County , Trinity County, Mendocino County (University of California, Berkeley Digital Library Project)
• Freshwater Ecoregions of the World: Oregon and Northern California Coastal (Nature Conservancy) Contains a brief oveview of this aquatic ecoregion, including threats to aquatic fauna. Adapted from Freshwater ecoregions of North America : a conservation assessment (Abell) 2000 (ref QH 77 N56 F69 2000)
• Inventory of California Natural Areas (Hood) 1975-1986 (ref QH 76.5 C2 C35) First major statewide inventory of important biological, geological and paleontological sites. Produced by the California Natural Areas Coordinating Council this 15 volume set lists by county more than 1,500 California natural areas ranging in size from less than one acre to over one million acres. For each natural area gives name of area, reference number, one-line description of the major features of the area, county, geographic coordinates, USGS topographic quads, PLSS coordinates, size, elevation range, ownership, maximum of two pages describing the area's natural history, past and present use and condition, and references. Includes alphabetical list of all natural areas and index of species included in natural area descriptions.
• "North Coast Bioregion" (Stuart and Stephens) pp 147-169 and "Klamath Mountains Bioregion" (Skinner, Taylor, and Agee) pp 170-194 IN Fire in California's Ecosystems (Sugihara) 2006 (QH 105 C2 F57 2006) Each of these chapters in the larger work covering the science, ecology, and management of fire in California describe the bioregion in general (physical geography, climate, and ecological zones); give an overview of historic fire occurrence (prehistoric, historic and current); characterize major ecological zones (fire ecology and fire regime-plant community interactions); and present current management issues and challenges.
• Sites Important to California's Natural Diversity: North Coast/Klamath Area: 1990 Annual Summary (Hoshovsky) 1990 (QH 76.5 C2 S57 1990 Hum Co Coll) Lists "significant natural areas (SNAs) identified in the California Natural Diversity Data Base. For each area includes information on ownership, placement on other inventory lists, USGS topographic quadrangle(s) in which the site is located, and rare or endangered species found on the site. SNAs are determined based upon their biological value.
• Habitat Types by Owner (California Department of Forestry and Fire Protection. Forest and Range Assessment Program) Lists the acreages by broad owner class (private, USFS, BLM, NPS, other public) for 59 terrestrial and aquatic habitat types used in the California Wildlife Habitat Relationships System. Individual tables are found for each county with a separate statewide table. The 59 habitat types are described in the Guide to Wildlife Habitat Types of California (Mayer and Laudenslayer) 1988 (print copy available in Cal Doc F770 H32). Wildlife Habitats by County (California Department of Fish of Game-California Wildlife Habitat Relationships System) lists the terrestrial and aquatic habitat types found in each county without acreages.
• Special Status Plants, Animals and Natural Communities of Humboldt County, Trinity County, Siskiyou County, Mendocino County, Del Norte County (California Department of Fish and Game Natural Diversity Database) 1999. Lists species by scientific name and gives common name and status-federal, California, CDFG and CNPS.

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Natural Hazards

For maps of natural hazard see Northwestern California Maps--Natural Hazards

• "Active Faulting Associated with the Southern Cascadia Subduction Zone in Northern California" (Kelsey) IN Engineering Geology Practice in Northern California (Ferriz and Anderson) 2001, pp 259-274. (California Geological Survey Bulletin 210/Association of Engineering Geologists Special Publication 12) (Cal Docs C810 B9 # 210) Review paper describes the Quaternary tectonics of northern California from the California/Oregon border to near Cape Mendocino. Seismic shaking in this area is attributed to five sources—the Mendocino fault, faults within the Gorda Plate, faults within the North American Plate, the Cascadia Subduction Zone and faults belonging to the San Andreas Fault.
• California Nevada River Forecast Center (US National Weather Service) Includes precipation data grouped by drainage area for periods covering the past 1, 2, 3, 6, 12, and 24 hours; river stage/flow for the past 5 hours, river flood outlook, and other related data.
• Cascadia Tsunami Deposit Database (Peters, Jaffe, Gelfenbaum and Peterson) 2003 (US Geological Survey Open File Report 03-13) Contains data on the location and sedimentological properties of tsunami deposits found along the Cascadia margin. Data have been compiled from 52 studies, documenting 59 sites from northern California to Vancouver Island, British Columbia that contain known or potential tsunami deposits. Bibliographical references are provided for all sites included in the database.
• Earthquake Hazards in the Pacific Northwest--An Overview (Rogers, Walsh, Kockelman and Priest) IN Assessing Earthquake Hazards and Reducing Risk in the Pacific Northwest. Vol 1 (Rogers, Walsh, Kockelman and Priest) 1996, pp 1-54 (print copy available in Docs I 19.16:1560) (USGS Professional Paper 1560) Introduction to the potentials of a great earthquake on the Cascadia thrust fault.
• Earthquakes, Tsunami and Preparedness (Humboldt State University Geology Department) Links to maps, tables, reports and bibliographies on current and historical earthquakes and tsunamis on the northcoast of California.
• Fire Regimes, Fire History and Forest Conditions in the Klamath-Siskiyou Region: an Overview and Synthesis of Knowledge (Frost and Sullivan) 2000 (print copy available in SD 421 F76 2000 Humboldt County Collection) Report prepared for the World Wildlife Fund Klamath-Siskiyou Ecoregion Program that compiles and synthsizes information relating to the historic and contempory role of fire in forest ecosystems of the Klamath Mountains. Includes a 'Bibliography on Fire Ecology and Fire/Fuels Management in the Klamath Mountains, Northwest California and Southwest Oregon".
• Flood Insurance Study (FIS): Humboldt County, Del Norte County, Siskiyou County, Trinity County, and Mendocino County (US Federal Emergency Management Agency) Series of narrative reports of a community's flood hazards that gives prior flooding information; identifies flood sources, and gives a graphic description of the flood sources. Flood Insurance Rate Maps (FIRMs) are a byproduct of the FISs. See the entry under Maps and Atlases - California (Northwestern) - Natural Hazards for further information on FIRMs. The HSU Library has the following FISs in paper format for Humboldt County. Other FISs are available in Docs FEM 1.209 and FEM 1.209/5.
  • Flood Insurance Study: City of Arcata, California, Humboldt County 1982 (HG 9983 A7 1982 Hum Co Coll)
  • Flood Insurance Study: City of Eureka, California, Humboldt County 1988 (HG 9983 H9 1988 Hum Co Coll)
  • Flood Insurance Study: City of Fortuna, California, Humboldt County 1981 (HG 9983 F6 1981 Hum Co Coll)
  • Flood Insurance Study: City of Rio Dell, California, Humboldt County 1981 (HG 9983 R5 1981 Hum Co Coll)
  • Flood Insurance Study: Humboldt County, California, Unincorporated Areas 1988 (HG 9983 H9 1988 Hum Co Coll)
• Humboldt County Natural Resources and Hazards Report (Humboldt County Planning Department) Prepared as a backgound document for the county General Plan update. The report provides an assessment of current conditions related to water (surface, ground, and pollution) and watersheds; biological resources (vegetation, fisheries, and special status species); forest lands (including Timberland Production Zones); agricultural production (including soils and economic structure); parks, recreation, and open space; cultural resources (historical and archaeological sites and landmarks); mineral and energy (sand and gravel, rock, metal, and oil and gas); scenic qualities; and air quality (climate and pollutants). Potential hazards evaluated in this report are geotechnical, soil, and seismic; flooding; fire and toxics; and noise. The report includes a large collection of supporting maps and figures.
• Northern California Earthquake Data Center (University of California Berkeley Seismological Laboratory and U.S. Geological Survey) Archive and distribution center for seismological and geodetic data for northern California.
• Northern California Geographic Area Coordination Center Coordinating site for mobilization of resources for combating wildland fire in northern California.
• "Northern California Seismicity" (Uhrhammer) IN Neotectonics of North America (Slemmons) 1991, pp 99-106 (QE 71 G48 1986 suppl.) Discusses the characteristics of the northern California seismicity in general and in its six structural provinces.
• "Northern California Coast: the Oregon Border to Shelter Cove" and "Point Delgata to Point Arena" IN Living with the Changing California Coast (Griggs, Patsch and Savoy) 2005 (TC 224 C2 L58 1985) Introductory chapters discuss coastal processes and hazards, alternatives for combating or mitigating shoreline damage or erosion, and coastal land use planning and regulation. The majority of the book is a detailed regional characterization of the California coastline with maps delineating hazardous areas and existing erosion rates.
• On Shaky Ground : Living with Earthquakes on the North Coast (Dengler and Moley) 1995 (print copy available in QE535.2. U6 D45 1992 Hum Co Coll) and Living on Shaky Ground: How to Survive Earthquakes and Tsunamis on the North Coast (Dengler and Moley) 1995 (print copy available in QE535.2.U6 D451 1995) These two related publications provide information on potential earthquake and tsunami hazards in northwestern California, preparing for these hazards and what to do after they strike.
• Planning Scenario in Humboldt and Del Norte Counties, California for a Great Earthquake on the Cascadia Subduction Zone (Toppozada) 1995 (California Division of Mines and Geology Special Publication 115) (TA 654.6 P53 1995 Hum Co Coll) Report assessing the consequences of a major earthquake on the Cascadia Subduction Zone by establishing a scenario earthquake and resulting tsunami and assessing the resulting damage to buildings, transportation lifelines, and utility lifelines. This is summarized in Planning for the Big One.
• Quaternary Faults and Fold Database of the United States: California (US Geological Survey) Contains information on faults and associated folds in California that are believed to be sources of M>6 earthquakes during the Quaternary (the past 1,600,000 years). Maps of these geologic structures are linked to individual descriptions and references for each structure. Search using a map-based interface that breaks the state into 1 x 2 degree quadrangles that includes Crescent City, Eureka, Weed and Redding.
• Seismic Safety and Public Safety Elements of the Humboldt County General Plan (Humboldt County Planning Department and Envicom Corporation) 1979 (HT 393 C32 H857 1979b Hum Co Coll) Identifies and evaluates natural hazards and formulates policies for reducing risks from these hazards. Natural hazards include seismic activity, shoreline erosion, flooding, fire, landslides and industrial accidents.
• Seismicity of California's North Coast (Bakun) 2000 Bulletin of the Seismological Society of America: 90(4):797-812 (Periodical QE 531 S3) Discusses specific 19th Century and 20th Century northwestern California earthquakes greater than magnitude 6 and their pattern in relation to the 1906 San Francisco Earthquake.
• Sources of North Coast Seismicity (Dengler, Carver and McPherson) 1992 California Geology 45(2):40-53 (Cal Docs C 810 M5) Describes historical earthquakes, summarizes evidence of older events and discusses potential sources of damaging earthquakes.

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Soils

• Guides
  • Guide to the Soil-Vegetation Maps of Humboldt County, California (Black) 1964 (map G 4361 J3 s31 U5 Guide--filed in upright filing cabinet in Map and Atlas Collection) Explanatory material compiled from individual Legends and Supplemental Materials to Accompany Soil-Vegetation Maps of California that contains in one guide 90% of all keys and explanatory material.
  • Soil and Vegetation Maps of California with an Emphasis on Northwestern California. HSU Library handout available in the Map and Atlas Collection that discusses the major soil surveys that cover northwestern California.
  • Upland Soils: Soil-vegetation maps of California, a Guide and Composite Legend (Cooper) 1975 (S 599 C2 C66 Hum Co Coll)
• Maps and Reports
  • Report and General Soil Map, Humboldt County, California (U.S. Soil Conservation Service) 1967 (S 599 C2 U55 Hum Co Coll) Reconnaissance level survey at a scale of 1:126,720.
  • Report and General Soil Map, Del Norte County (U.S. Soil Conservation Service) 1967 (S 599 C2 U54 Hum Co Coll) Reconnaissance level survey at a scale of 1:126,720.
  • Report and General Soil Map, Siskiyou County, California (U.S. Soil Conservation Service) 1967 (S 599 C2 U4757) Reconnaissance level survey at a scale of 1:126,720.
  • Soil Survey of Klamath National Forest Area, California: parts of Siskiyou County, California and Jackson County, Oregon (U.S. Forest Service. Pacific Southwest Region) 1992 (S 599 K55 F68 1992)
  • Soil Survey of Mendocino County, Eastern Part, and Trinity County, Southwestern Part, California (U.S. Soil Conservation Service) 1991 (Docs A 57.38: M52/4)
  • Soil Survey of Mendocino County, California, Western Part (U.S. Natural Resources Conservation Service) 2001 (print copy available in Docs A57.38/5:M52)
  • Soil Survey of Redwood National and State Parks (U.S. Natural Resources Conservation Service) 2008
  • Soil Survey of Shasta-Trinity Forest Area, California (U.S. Forest Service) 1983 (Docs A 57.38: Sh2/1) Report and 1:24,000 scale maps completed as part of the National Cooperative Soil Survey.
  • Soil Survey of Siskiyou County, California, Central Part (U.S. Soil Conservation Service) 1983 (Docs A 57.38: Si8)
  • Soil Survey of Six Rivers National Forest Area, California: parts of Del Norte, Humboldt,  Siskiyou and Trinity counties (Miles & Roath) 1993 (S 599 C2 M55 1993)
  • Soil Survey of the Eureka Area (Watson) 1921 (print copy available in QH 84.8 W3 Hum Co Coll) Outdated SCS survey. An updated soil suvey that covers Humboldt County is available through the Web Soil Survey.
  • Soil Survey of Trinity County, California, Weaverville Area (U.S. Natural Resources Conservation Service) 1997 (Docs A 57.38/5: T73)
  • Soil-Vegetation Maps (California Cooperative Soil Vegetation Survey) (map G 4361 J3 s31 U5) Ongoing series that maps the soil and vegetation characteristics in units as small as 10 acres at scales of 1:31,680 and 1:24,000. Each map sheet covers the same geographic area as a USGS 1:24,000 topographic map. Geographic coverage is mostly northern California. See the index on the Map Display Panel in the Atlas and Map Collection in the Library for extent of coverage. Located in the upright map filing cabinet in the Atlas and Map Collection are explanatory guides for each individual map as well general guides for the series, all of which contain keys to the map symbols.
  • Soils of Coastal Del Norte County, California (McLaughlin and Harradine) 1966 (S 599 U6 C16 Hum Co Coll) Maps agricultural soils at a scale of 1:31,680. Narrative includes both a general and a detailed description of each soil series; physical and chemical data; fertility analysis; and characteristics of Soil-Vegetation Survey Project soils.
  • Soils of Western Humboldt County, California (McLaughlin and Harradine) 1965 (ref S 599 U6 C36) (another copy in Hum Co Coll) Maps agricultural soils at a scale of 1:31,680. Narrative includes both a general and a detailed description of each soil series; physical and chemical data; fertility analysis; and characteristics of Soil-Vegetation Survey Project soils.
• Soil Series Descriptions and Data
  • California Forest Soils (Laacke) 1979 (SD 390.3 U6 C35) Includes general material and description of 25 forest soil series, many of which are found in northwestern California.
  • Laboratory Data and Descriptions for Some Typical Pedons of California Soils (Allardice) 1983 (3 volumes) (S 599 C2 L32) (Volume II: North Coast is in Humboldt County Collection) Contains laboratory data on California soil series.
  • Official Soil Series Descriptions (U.S. Natural Resources Conservation Service) Database containing detailed descriptions for each of the 19,000 soil series taxa in the United States, including those found in northwestern California. Each description includes information on taxonomic classification, typical pedon description, type location, range in characteristics, competing series, geographic setting, geographically associated soils, drainage and permeability, use and vegetation, distribution and extent, and other remarks.
  • Soil Nutrient Storage for California Wildland Soils: Standard Depts by 1 Foot Intervals to 72 Inches (Colwell and Zinke) 1973 (S 592.16 C65 1973) Contains laboratory analyses of 428 soil profile samples obtained as part of the California Soil-Vegetation Survey. Organized by soil series symbol and covers series 335-992.
  • Soil Series Descriptions and Laboratory Data from Redwood National Park (Popenoe) 1987 (F 868 R4 R58 #20 Hum Co Coll)
  • Soil Series in Northwestern California (U.S. Soil Conservation Service) 1958-1965 (S 599 U6 C12 Hum Co Coll) Series of narrative descriptions of 33 soil series.
  • Wildland Soils and Associated Vegetation of Mendocino County, California (Gardner) 1964 (Cal Doc C 805 S6w) Characterizes the general soil and vegetation characteristics of Mendocino County and describes each of the soil series identified in the State Cooperative Soil-Vegetation Survey Project.

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Vegetation

For vegetation maps see Northwestern California Maps--Vegetation

• CalFlora Database (CalFlora) Provides information on 8,375 currently recognized ferns, conifers and flowering plants in California, including over 800,000 records of plant observations and 20,000 photographs for half of the included species. Access is free from libraries and for those who register as guests. Each entry includes common and scientific nomenclature, plant communities, habitats, elevation, notes on geographic distribution and lifeform, a map of geographic distribution based upon entries in the California Occurrence Library, and photographs if available. Search by common or scientific name, county, lifeform, elevation, plant community, and other parameters.
• California Vegetation (Holland & Keil) 1995 (QK 149 H64 1995) Intermediate in scope between Ornduff's Introduction to California Plant Life and Barbour's Terrestrial Vegetation of California. Includes chapters on communities found in northwestern California including Coastal Scrub Communities, Coastal Coniferous Forest Communities, and Mixed Evergreen Forest Communities.
• Centres of Plant Diversity: Klamath-Siskiyou Region (Smithsonian Institution and World Conservation Union) One of six sites identified in North America. Data sheet includes information on geographical setting, flora, vegetation, social and economic values, threats, and conservation efforts.
• Checklist of the Vascular Plants in Northwestern California (Smith & Sawyer) various editions (print copies available in QK 149 S625 Archives) (Humboldt State University Herbarium Miscellaneous Publication #2) Checklist arranged by family and then species that contains all of the native, naturalized and weedy vascular plants in northwestern California. The most recent edition is available as a MS Word file.
• Common Names to Genus (Family) (Humboldt State University Herbarium) Lists common names of northwestern California vascular plants and gives their genus and family.
• Common Wild Flowering Plants of Northwestern California (Popenoe) Contains images of 25 flowering plants.
• Endemic Vascular Plants of Northwestern California and Southwestern Oregon (Smith and Sawyer) Madrono 31 (1): 54 -69, 1988. (Periodical QK 1 M3) List of endemics provides distribution by county and formal designations of rarity and endangerment for 281 taxa. The most recent checklist is available online from the Humboldt State University Herbarium
• Field Guide to Port Orford Cedar Plant Associations in Northwest California (Jimerson and Daniel) 1994 (USFS Technical Paper R5-ECOL-TP-2) (QK 494.5 C975 J55 1994)
• Field Guide to Serpentine Plant Associations and Sensitive Plants in Northwestern California (Daniel and Jimerson) 1995 (USFS Technical Paper R5-ECOL-TP-6) (QK 149 F54 1995 Hum Co Coll)
• Field Guide to the Forested Plant Associations of Southwestern Oregon (Atzet) 1996 ( USFS Technical Paper R6-NR-ECOL-96-17) (print copy available in QK 182 F541 1996)
• Field Guide to the Tanoak and the Douglas-fir Plant Associations in Northwest California (Jimerson and Daniel) 1996 (USFS Technical Paper R5-ECOL-TP-9) (QK494.5 F14 J55 1996)
• Forest Zones of Southwestern Oregon IN Natural Vegetation of Oregon and Washington (Franklin & Dyrness) 1988 (QK 182 F7 1988) (Same work without updated bibliography is available in Docs A 13.88:PNW-8) Covers the mixed evergreen, mixed conifer, Abies concolor and Abies magnifica zones that extend into northwestern California.
• GAP Analysis of Mainland California: An Interactive Atlas of Terrestrial Biodiversity and Land Management (California GAP Analysis Project) 1995 (Atlas QH 76.5 C2 C34 1995--cd-rom) Provides an assessment of the conservation status of native vertebrate species and natural land cover types in California. Uses medium-scale distribution maps to show 300 dominant plant species, 200 plant communities, predicted distribution of 455 terrestrial wildlife species, 58 wildlife habitat types, and land ownership and management status. Will also display a list of rare or endangered species in a selected 1:24,000 USGS quadrangle. The interactive atlas allows one to make queries, displays, and analyses. Data can be downloaded in Arc/Info export format for use in a local GIS system. Data is available in statewide datasets or in subsets by ecological region. For additional information or to download GIS coverages directly from the Internet see the California GAP Analysis Home Page.
• Hardwoods of the Pacific Northwest (Niemiec, Ahrens, Willits and Hibbs) 1995 (Oregon State University Forest Research Laboratory Research Contribution 8) (SD 144 A13 R4 #8) Ten-page species accounts include information on the biology, management and processing of 10 Pacific Northwest (western Washington and Oregon, and northwestern California) hardwood species--bigleaf maple, black cottonwood, California black oak, California laurel, giant chinkapin, Oregon ash, Oregon white oak, Pacific madrone, red alder and tanoak.
• Invasive Weeds of Humboldt County: A Guide for Concerned Citizens (Pickart and Eicher) 2000 (print copy available in SB 612.C2 P53 2000 Hum Co Coll) Contains descriptions and images of 30 unwanted species in Humboldt County
• Keys to the Families and Genera of Vascular Plants in Northwest California (Smith & Sawyer) 1981 (QK 149 S67 1981 Hum Co Coll) Includes all native and introduced vascular plants in northwestern California. Numbers after each generic name refer to the page in A California Flora by P.A. Munz where species keys and descriptions are found.
• Macrolichens of the Pacific Northwest (McCune and Geiser) 1997 (QK 587.5.N67 M33 1997) provides great color photographs to help identify the fruticose and foliose lichens occurring in the forests of northern California.
• Plants of the Coast Redwood Region (Lyons, Cooney-Lazaneo and King) 1988 (QK 149 L95 1988 Hum Co Coll) Popular work containing short descriptions and color photographs organized into five categories--conifers, broadleaf trees, flowers, ferns and exotic (non-native) plants. Covers the redwood forest, mixed evergreen and oak woodland plant communities.
• Rare, Endangered and Threatened Vascular Plants of Northwest California (Smith) Checklist of species giving family, species, rarity codes, and county where found. The checklist is revised periodically as part of the Humboldt State University Herbarium checklist series.
• Rare or Uncommon Plants of Northwest California (primarily Humboldt and Del Norte Counties) (Northcoast Chapter of the Native Plant Society) Search by family, habitat or topographic quadrangle. For each plant includes rarity and habitat codes, elevation and blooming times, state and federal listing information, and some photos.
• Redwood Region Wildflowers (Young) 1989 (QK 149 Y68 1989)
• Scenic Highlights (California Native Plant Society. North Coast Chapter) Lists places in which to view native flowering plants in northwestern California. Includes a description of the site and a plant species list.
• Serpentine Plants of Northwestern California (Humboldt State University Herbarium) Checklist of taxa that are more or less restricted to the serpentine substrate or that are found there more commonly than they are anywhere else.
• Soil and Vegetation Maps of California with an Emphasis on Northwestern California. This HSU Library handout which is available in the Map and Atlas Collection discusses the major vegetation surveys that cover northwestern California.
• Special Status Plants, Animals and Natural Communities of Humboldt County, Trinity County, Siskiyou County, Mendocino County, Del Norte County (California Department of Fish and Game Natural Diversity Database) 1999. Lists species by scientific name and gives common name and status-federal, California, CDFG and CNPS.
• Species Lists (US Fish and Wildlife Service. Arcata Fish and Wildlife Office) Database will produce lists of federal endangered, threatened, proposed, and candidate plant and animal species by county (Humboldt, Del Norte, Mendocino, Trinity or Siskiyou), USGS 1:24,000 scale quadrangle map, or federal administrative unit.
• Terrestrial Vegetation of California (Barbour and Major) 1988 (ref QK 149 T44 & stacks) The standard scholarly treatise on the vegetation types of California including the local types - "Beach and Dune," "Coastal Salt Marsh," "Mixed Evergreen Forest," "Redwood Forest," and "Coastal Prairie & Northern Coastal Scrub." Accompanied by map "Natural Vegetation of California".

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Water Resources & Water Quality

For water-related maps see Northwestern California Maps--Water Resources & Water Quality

• California Data Exchange Center (CDEC): Humboldt, Del Norte, Siskiyou, Trinity, Mendocino (California Department of Water Resources) Contains real-time and historical operational hydrologic data gathered by state, federal and other cooperating agencies. Presently there are over 800 operational recording stations in California. Available data includes river stages and flow; precipitation; snow depth and water content; temperature; wind direction and speed; and fuel moisture. Use the CDEC Stations Search or CDEC Geo Atlas to locate stations by geographic location or data type.
• California Nevada River Forecast Center (US National Weather Service) Includes precipation data grouped by drainage area for periods covering the past 1, 2, 3, 6, 12, and 24 hours; river stage/flow for the past 5 hours, river flood outlook, and other related data.
• California Streamflow Characteristics (from Records through 1968) ( Jorgensen) 1971 (U.S. Geological Survey Open File Report) (Docs I 19.76: 1971-6/3) Summarizes streamflow data for individual recording stations in California from the earliest period of record (early 1900's in some cases) to 1968. For each station gives duration tables of daily discharge, highest and lowest mean discharge each year for specified consecutive periods, and statistics for monthly and annual mean discharges.
• Data for Springs in the Northern Coast Ranges and Klamath Mountains of California (Berkstresser) 1968 (US Geological Survey Open File Report) (Docs I 19.76 68-10) Includes information on 223 springs including location, discharge, and water quality. Includes references to previous studies on springs in northwestern California.
• EPA-Established TMDLs (US Environmental Protection Agency Region 9) Linked on this page are 12 Northwestern California watersheds where TMDLs have been prepared for sediment load and temperature. Many of these are also available in print in the Humboldt County Collection. A Total Maximum Daily Load is a quantitative assessment of water quality problems, contributing sources, and load reductions or control actions needed to restore and protect a specific water body. A TMDL specifies the maximum amount of a pollutant that a water body can receive and still meet water quality standards and allocates pollutant loads among point and nonpoint sources. For additional information see Total Maximum Daily Load (TMDL) Program.
• History of Northern California and Southern Oregon Rivers (Tonsfeldt & Corson) 1980 (F 851 T66 1980 Hum County Coll) Contains chapters on the Mad, Noyo, Napa and Upper Klamath River that include information on their geography, hydrology, historical use and current use.
• Hydro-Climatic Data Network (HCDN): Streamflow Data Set, 1874-1988: California (Slack, Lumb, and Landwehr) 1993 (USGS Water Resources Investigations Report 93-4076) USGS streamflow dataset developed for studying the variation in surface-water conditions as it relates to climate variation. Contains daily values, monthly mean values, and yearly mean values in tabular format for individual stations that were chosen because their relative freedom from confounding anthropogenic influences. There are 1659 total US stations, including 118 in California and 28 in northwestern California.
• KRIS Web Bibliography (Institute for Fisheries Resources) Bibliography of research focused on fisheries and water quality issues. Most entries include links to the fulltext of the documents. Organized by watershed.
• NWISWeb Data for California: Humboldt, Del Norte, Siskiyou, Trinity, Mendocino (US Geological Survey) Major database of real time and historical surface water, ground water, and water quality records for California. The Site Inventory for California can be used to find sites by county, hydrologic unit, geographic coordinate, site name and other parameters.
• Regional Assessment of Stream Temperatures Across Northern California and Their Relationship to Various Landscape-Level and Site-Specific Attributes (Lewis and Forest Science Project) 2000 (print copy available in QH 541.5 S7 R27 2000 Archives) Assessment of the temporal trends in stream temperature based upon a database of stream temperature data gathered and compiled by the Forest Science Project. Also includes an evaluation of both regional and site-specific influencing factors.
• Science in Your Watershed: Northwestern California (US Geological Survey) Guide to USGS scientific data and information organized by 8-digit hydrologic unit code (HUC) or watershed. Use the graphical interface to navigate to a specific watershed page which contains links to streamflow, water quality, water use, and groundwater data; gis data, and USGS scientific publications on the watershed.
• State of California Rivers (Trust for Public Land) 2001 (print copy available in ref GB 1225 C3 H65 2001) Reports on the health of California's major rivers. The report divides California into seven major hydrologic basins and surveys the status of 80 major rivers in these basins. Each basin contains an overview followed by individual river reports that describe its physical and biological characteristics, major threats to river health, protection and restoration efforts, public access and recreation, fish species of special concern and organizational contacts for further information. The North Coast/Klamath Basin is one of the seven hydrologic basins.
• Surf Your Watershed: County Information - Humboldt, Del Norte, Trinity, Mendocino, Siskiyou (US Environmental Protection Agency) Each county link lists watersheds located within the county. Each watershed has links to sites that include information on watershed health, air quality, toxic waste, water quality, stream flow, water use, land characteristics, and environmental organizations.
• Surface-Water Hydrology of California Coastal Basins between San Francisco Bay and Eel River (Rantz and Thompson) 1967 (US Geological Survey Water Supply Paper 1851) (print copy available in Docs I 19.13:1851) Report and maps characterize surface water hydrology in watersheds from San Francisco to the Eel River, including precipitation, runoff, and flood frequency.
• Surface-Water Hydrology of Coastal Basins of Northern California (Rantz) 1964 (US Geological Survey Water Supply Paper 1758) (print copy available in GB 1225 C3 R3 Hum Co Coll) Report and maps characterize surface water hydrology in watersheds from the Eel River north to the Oregon border, including precipitation, runoff, and flood frequency.
• Water Data Library (California Department of Water Resources) Contains current and historical hydrologic data collected by the California Department of Water Resources and cooperating agencies and previously made available in several print series. The data library contains time series hydrologic data in four areas:
  

Surface water data - 300 surface water flow and stage monitoring sites

Water quality data - 1,500 water quality monitoring sites

Groundwater level data - groundwater level data and hydrographs for more than 35,000 wells

Climatology (coming)

California precipitation data was first collected in 1849, stream gage data in 1878, and the measurement of groundwater levels in the early 1900's. Index to Sources of Hydrologic Data (California Department of Water Resources Bulletin 230) (Cal Doc W 750 B9 #230) contains a comprehensive list of hydrologic data stations through 1981. The data complements hydrologic data available from the U.S. Geological Survey and the National Weather Service/National Climatic Data Center.

The HSU Library has the following hydrologic data compilations in print format:

• Hydrologic Data (DWR Bulletin 130 series) 1963-1975, 1985 (Cal Doc W 750 B9 #130; Volume 1, North Coast Area, in GB 705 C2 C35 Humboldt County Collection) Annual series published in five regional volumes which contains monthly data for climate, surface water measurement, ground water measurement, surface water quality and ground water quality.
• Surface Water Flow (DWR Bulletin 22 series) 1924-1962 (Cal Doc W 750 B9 #22) Initially covered only the San Joaquin and Sacramento River drainages; in 1956 became statewide in coverage.
• Quality of Surface Waters in California (DWR Bulletin 65 series) 1955-1962 (Cal Doc W 750 B9 #65)
• Quality of Ground Waters in California (Bulletin 66 series) 1955-1962 (Cal Doc W 750 B9 #66)
• Ground Water Conditions in Central and Northern California (Bulletin 77 series) 1957-1962 (Cal Doc W 750 B9 #77) Complements the Bulletin 39 series for Southern California.
  

• Water Resources Data: California (US Geological Survey) Online - 1994 to the present; Print - 1961 to the present (print copies available in Docs I 19.53/2 C12) Annual cumulation of discharge, level, and water quality records for streams and wells. Arranged by drainage basin. Data compilations prior to 1961 are included in the US Geological Survey Water Supply Paper series. Surface water records extend back to 1899 and water quality records to 1941. For a listing of earlier reports see Water Supply Paper 2135 (Docs I 19.13:2135) or Guide to Finding Historic Streamflow Records: U.S. Geological Survey Water Supply Papers: Index to Surface Water Supply of the United States Part 11: Pacific Slope Basins in California.
• Water Temperatures of California Streams: North Coastal Subregion (Blodgett) 1970 (US Geological Survey Open File Report) (GB 1398.8 C3 Hum Co Coll) Includes water temperature records collected through 1968 for 120 stream sites in northwestern California.

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Weather & Climate

For weather and climate maps of northwestern California see Northwestern California Maps--Weather

• California Data Exchange Center (CDEC): Humboldt, Del Norte, Siskiyou, Trinity, Mendocino (California Department of Water Resources) Contains real-time and historical operational hydrologic data gathered by state, federal and other cooperating agencies. Presently there are over 800 operational recording stations in California. Data collected includes river stages and flow; precipitation; snow depth and water content; temperature; wind direction and speed; and fuel moisture. Use the CDEC Stations Search or CDEC Geo Atlas to locate stations by geographic location or data type.
• California Irrigation Management Information System (California Department of Water Resources Office of Water Use Efficiency) Network of automated weather stations, 125 of which are active and 61 inactive, that have been established to assist California irrigators manage water resources efficiently. Data is available on an hourly, daily or monthy basis. Data collected includes solar radiation, air temperature, soil temperature, relative humidity, wind speed, wind direction and precipitation. Data calculated includes net radiation, reference evapotranspiration, wind rose, wind cubed, vapor pressure, and dew point temperature. In northwestern California there are stations in Mendocino and Siskiyou County.
• California Nevada River Forecast Center (US National Weather Service) Includes precipation data grouped by drainage area for periods covering the past 1, 2, 3, 6, 12, and 24 hours; river stage/flow for the past 5 hours, river flood outlook, and other related data.
• California Rainfall Summary; Monthly Total Precipitation, 1849-1980 (Goodridge) 1981 (Cal Doc W 765 R34 1980) Microfiche set of monthly and annual records for 4,100 California weather stations. Stations are arranged by drainage province, then by hydrologic unit.
• California Solar Data Manual (Berdahl) 1978 (Cal Doc E 2015 S641) Includes solar data from Butler Valley Ranch and summary climatic data for Eureka.
• California Weather Database: Humboldt County, Del Norte County, Siskiyou County, Trinity County, Mendocino County (University of California Statewide Integrated Pest Management Program) Includes daily and hourly data from current stations throughout California plus long-term climate data as far back as 1951.
• California Wind Atlas (California Energy Commission) 1985 (Cal Doc E 2015 W55) Includes mean monthly wind speeds (Table E) for Arcata and Eureka during periods of record.
• Climate Data for 40°N 124°W (World Climate) Contains average monthly averages for temperature, precipitation, and other weather data for stations worldwide. Data is taken from government databases. Search by city and then browse neighboring stations using a directional compass.
• Climate of Humboldt and Del Norte Counties (Elford) 1974 (QC 984 C2 E4 1974 Hum Co Coll & Ref) Contains a narrative summary of the climate of these two counties along with tabular summary data.
• Climate of Mendocino County (Elford) 1963 (QC 984 C2 C455) Contains a narrative summary of the climate of Mendocino County along with tabular summary data.
• Climate of Siskiyou County (Elford) 1965 (QC 984 C2 C46) Contains a narrative summary of the climate of Siskiyou County along with tabular summary data.
• Climate-Radar Data Inventories: Humboldt, Del Norte, Mendocino, Trinity, Siskiyou (US National Weather Service. National Climatic Data Center) For each county lists stations with observation data. Each station includes a station profile and may include the following online data: 15 minute and hourly precipitation data; and daily, monthly, and annual surface data (temperature, precipitation, and snow depth). The Eureka station includes Doppler radar data from 1995 to the present. For other options in locating weather observation stations see Locate Weather Observation Station Record.
• Direct Normal Solar Radiation Data Manual: Long-term Monthly Mean, Daily Totals for 235 National Weather Service Stations (Knapp and Stoffel) 1982 (SERI/SP 281-1658) (Docs E 1.28:SERI/SP 281-1658) Includes monthly and annual insolation estimates for Arcata.
• Climatological Data: California (U.S. National Weather Service) Monthly with annual summary (online: 1997 to the present; print: 1950-1997 in Docs C 55.214/6) Contains daily temperature and precipitation data. Stations are grouped by drainage basin, e.g., North Coast. For more recent data see NNDC Climate Data Online.
• Engineering Weather Data (U.S. National Climatic Data Center and U.S. Air Force Combat Climatology Center) 2000 (Docs C 55.281/2-2 En 3 CD) CD-ROM weather database that emphasizes data needed for building design and construction for heating and cooling systems. Design values, medians, and extremes of dry and wet bulb temperature are included as well as various humidity parameters. Other weather summaries presented in tabular and graphical form include binned temperature data, degree days, solar radiation, and wind roses. Northwestern California stations included among the 800 worldwide stations are Arcata/Eureka, Cresent City and Montague (Siskiyou County). Engineering Weather Data (Kjelgaard) 2001 (Ref TH 7015 K54 2001) contains similar data for fewer stations.
• Local Climatological Data: Eureka (U. S. National Weather Service) Monthly (Humboldt County Collection pamphlet collection under "Climate - Eureka") In two parts, the "Monthly Summary" includes daily information on temperature, precipitation, degree days, wind, sunshine and sky cover; the second part is an "Annual Summary with Comparative Data." See Eureka, California: Normals, Means and Extremes (Western Regional Climate Center) for a multi-year summary.
• Northern California Buoy Data (Scripps Research Institute) Contains links to real time and historical offshore buoy data from the National Data Buoy Center. Includes data on wind, wave, atmospheric pressure, air temperature, and water temperature.
• NNDC Climate Data Online (U.S. National Climatic Data Center) Database of recent and historical global climate data that includes daily and monthly temperature and precipitation data for most stations; and hourly and 15' precipitation for selective stations. The dates of available data vary from station to station and on the type of data. For example, daily temperature and precipation data for Eureka extends back to 1941. For northwestern California there are 22 stations in Humboldt County, 9 in Del Norte County, 34 in Siskiyou County, 12 in Trinity County, and 20 in Mendocino County. Stations vary in their period of record. The user interface allows one to select by country, state, county and station. Results of a query are posted to a custom web page in an html format for online viewing and an ASCII comma deliminted format for spreadsheet or database use. For additional information see NOAA National Data Center Climate Online For Use in Research, Applications and Education.
• Northern California Climate Summaries (Western Regional Climate Center) Contains summary temperature and precipitation information covering multiyear periods for individual stations in northern California. Includes approximately 40 northwestern California stations.
• Northern California Rainfall Data (Alden & Harper) 1995 (QC 925.1 U8 C22 1995 Hum Co Coll) Includes monthly and annual precipitation data for 58 stations in Humboldt County plus Crescent City. Period of record is from the earliest date (many start in 1980) to 1994.
• Water Data Library (California Department of Water Resources) When completed will include hydrologic data in four areas: surface water measurement, water quality, groundwater levels, and climatology. Presently water quality data and groundwater level data are available. In California precipitation data was first collected in 1849, stream gage data in 1878, and the measurement of groundwater levels in the early 1900's. The Water Data Library contains data collected by the California Department of Water Resources and cooperating agencies and previously made available in several print series and in the Water Data Information System legacy computer system. Index to Sources of Hydrologic Data (California Department of Water Resources Bulletin 230) (Cal Doc W 750 B9 #230) contains a comprehensive list of hydrologic data stations through 1981. The data complements hydrologic data available from the U.S. Geological Survey and the National Weather Service/National Climatic Data Center. The HSU Library has the following data compilations issued as California Department of Water Resources Bulletins:

• Surface Water Flow (Bulletin 23 series) (Cal Doc W 750 B9 #22) Covers water years 1924-1962. Initially included only the San Joaquin and Sacramento River drainages but in 1956 expanded to include selected drainages in southern and northern California. Continued by the Hydrologic Data series
• Hydrologic Data (Bulletin 130 series) 1963-1975, 1985 (Cal Doc W 750 B9 #130; Volume 1, North Coast Area, in GB 705 C2 C35 Humboldt County Collection) Covers water years 1963-1975, 1985. Published in five regional volumes which contain monthly data on climate, surface water measurement, ground water measurement, surface water quality and ground water quality.
• Water Supply Conditions in Southern California (Bulletin 39 series) 1900-1962 (Cal Doc W 750 B9 #39) Coverage increased during the time span of the series to eventually include all hydrologic data for Southern California.
• Quality of Surface Waters in California (Bulletin 65 series) 1955-1962 (Cal Doc W 750 B9 #65)
• Quality of Ground Waters in California (Bulletin 66 series) 1955-1962 (Cal Doc W 750 B9 #66)
• Ground Water Conditions in Central and Northern California (Bulletin 77 series) 1957-1962) (Cal Doc W 750 B9 #77) Complements the Bulletin 39 series for Southern California.

• Weather Forecast Office: Eureka, CA (U.S. National Weather Service) Includes currents hazards, current conditions, forecasts, historical climate data and the quarterly North Coast Observer newsletter.

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Wildlife - General

• California Wildlife: Conservation Challenges: North Coast - Klamath (California Department of Fish and Game) 2005. Major report prepared for the federal government on the 800+ wildlife "species of greatest conservation need" in California that addresses at statewide and bioregion levels three major questions: 1) what are the species and habitats at risk?; 2) what are the problems and threats ("stressors") adversely affecting wildlife and their habitats?; and 3) what are the actions needed to restore and conserve California's wildlife? Included with the report is the Wildlife Species Matrix database that lists the species at risk and provides the rarity ranking status, associated habitat, population trends, and range maps for each species.
• Ecological Characterization of the Central & Northern California Coastal Region (Jones & Stokes Associates) 1981 (FWS/OBS-80/46.2) (QH 105 C2 E36 1981 Hum Co Coll) Five volume work in eight parts. Prepared for the US Fish and Wildlife Service and the Bureau of Land Management as a compilation and synthesis of existing information that can be used to evaluate potential ecological consequences of urban, industrial and commercial development in the area. The bibliography is intended to be a guide to additional environmental information. Vol. 2.2: Species - contains one page accounts for 200 plant and animal species that live within the central and northern California coastal region.
• GAP Analysis of Mainland California: An Interactive Atlas of Terrestrial Biodiversity and Land Management (California GAP Analysis Project) 1995 (Atlas QH 76.5 C2 C34 1995) Provides an assessment of the conservation status of native vertebrate species and natural land cover types in California. Uses medium-scale distribution maps to show 300 dominant plant species, 200 plant communities, predicted distribution of 455 terrestrial wildlife species, 58 wildlife habitat types, and land ownership and management status. Will also display a list of rare or endangered species in a selected 1:24,000 USGS quadrangle. The interactive atlas allows one to make queries, displays, and analysis using ArcView Data Publisher. Data also can be downloaded in Arc/Info export format for use in a local GIS system. Data is available in statewide datasets, in subsets by ecological region, e.g., Jepson Northwest region, or by county. For additional information or to download GIS coverages directly from the Internet see the California GAP Analysis Project Home Page.
• Special Status Plants, Animals and Natural Communities of Humboldt County, Trinity County, Siskiyou County, Mendocino County, Del Norte County (California Department of Fish and Game Natural Diversity Database) 1999. Lists species by scientific name and gives common name and status-federal, California, CDFG and CNPS.
• Species Lists (US Fish and Wildlife Service. Arcata Fish and Wildlife Office) Database will produce lists of federal endangered, threatened, proposed, and candidate plant and animal species by county (Humboldt, Del Norte, Mendocino, Trinity or Siskiyou), USGS 1:24,000 scale quadrangle map, or federal administrative unit.
• Wildlife Habitats by County: Humboldt County, Trinity County, Siskiyou County, Mendocino County, Del Norte County (California Department of Fish of Game-California Wildlife Habitat Relationships System) Lists 59 possible terrestrial and aquatic habitat types found in each county . The 59 habitat types are described in the Guide to Wildlife Habitat Types of California (Mayer and Laudenslayer) 1988 (Cal Doc F770 H32)

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Wildlife - Amphibians and Reptiles

• Amphibians and Reptiles of Northern California (Bettaso) Contains photos of commons frogs, toads, salamanders, lizards, snakes and turtles found in northern California.
• Reptiles and Amphibians of Northwestern California (HumboldtHerps.com) Lists 22 species of reptiles and 22 species of amphibians in northwestern California. Some entries include only pictures and others include both pictures and species accounts.
• Biology of Amphibians and Reptiles in Old-Growth Forests in the Pacific Northwest (Blaustein) 1995 (print copy available in Docs A13.88: PNW-337) (USFS General Technical Report GTR-337) Reviews the biology of amphibian and reptile fauna of older forest ecosystems in the Pacific Northwest, including northwestern California. Includes information on their distinguishing characteristics, behavior, and ecology. Herpetofaunal associations with forest characteristics and the impact of habitat loss are also addressed.
• California Wildlife/Habitat Relationship Programs: North Coast Cascades Zone. Vol 1. Herp Narratives (Marcot) 1979 (QL 84.22 C2 C34 1979 vol 1 Hum Co Coll & stacks) Basic ecological information, distribution maps and key references.
• California's Wildlife Vol. 1 Amphibians and Reptiles (California Department of Fish & Game) 1988-1990 (print copy available in ref QL 164 C26 1988) Contains species notes, distribution maps and literature references. Updated by Life History Accounts and Range Maps - California Wildlife Habitat Relationships System.

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Wildlife - Birds

• Birder's Guide to Northern California (Westrich and Westrich) 1991 (ref QL 684 C2 W46) Describes more than 250 birding locations in northern California.
• Birder's Guide to the Klamath Basin (Summers and Frazier) 1993 (QL 684 O6 S92 1993)
• Birdfinding Guide to Del Norte County, California (Barron) 2001 (QL 684 C2 B37 2001)
• Birds of Northern California (Fix and Bezener) 2000 (ref QL 684 C2 F59 2000) Field guide to 328 bird species found in northern California.
• California County Geographic Birding Guide: Humboldt, Del Norte, Siskiyou, Trinity, Mendocino (Joe Morlan) For each county includes birding-related statistics, bird clubs, birding sites, bird checklists, other birding resources, and recommended field guides.
• California Wildlife/Habitat Relationships Program: North Coast Cascades Zone. Vol. 2 - Bird Narratives (Marcot) 1979 (QL 84.22 C2 C34 1979 vol 2 Hum Co Coll & stacks) Basic ecological information, distribution maps and key references.
• California's Wildlife Vol. 2 Birds (California Department of Fish & Game) 1988-1990 (print copy available in ref QL 164 C26 1988) Contains species notes, distribution maps and literature references. Updated by Life History Accounts and Range Maps - California Wildlife Habitat Relationships System.
• Guide to Finding Birds in Mendocino County (Carter) 1998 (QL 684 C2 C378 1998)
• Northwestern California birds : a guide to the status, distribution, and habitats of the birds of Del Norte, Humboldt, Trinity, northern Mendocino, and western Siskiyou Counties, California (Harris) 1991 (QL 684 C2 H37 Hum Co Coll)

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Wildlife - Fish

• Ecology of Important Fisheries Species Offshore California (MBC Applied Environmental Sciences) 1987 (OCS Study 86-0093) (Docs I 72.12/2: 86-0093) Contains detailed species accounts on 32 important commercial and sport shellfish and fisheries species.
• Guide to the Fishes of Humboldt Bay (Fritzsche and Cavanagh) 1995 (print copy available in QL 628 C2 F758 1995) Provides a brief description of the fishes that have been recorded from Humboldt Bay and is intended to be an identification guide to those fishes. The fishes are presented in phylogenetic order. Scientific and common names are given for each species along with diagnostic characteristics, life history notes, distribution within the bay, geographic range, approximate maximum size, and color photograph if available.
• Klamath Hydroelectric Project Annotated Bibliography of Aquatics and Wildlife (Kier Associates) 2000 (QH 96.8 B5 A61 2000) Prepared for PacfiCorp, owners of the Klamath Hydroelectric Project , as background information for Federal Energy Regulatory Commission re-licensing. Lists available information, including books, reports, and official correspondence, relating to the condition of fish, wildlife, and water quality in project-affected areas. The searchable bibliography is available on cd-rom and requires Microsoft Access 97 or 2000.
• Species Profiles: Life Histories and Environmental Requirements of Coastal Fishes & Invertebrates (Pacific Southwest) and (Pacific Northwest) (U.S. Fish and Wildlife Service. National Wetlands Research Center) 1983-1989 (Biological Report 82) (print copies available in Docs I 49.89/2: 82...) Contains species accounts covering the taxonomy, life history, and environmental requirements of important coastal species, e.g., coho salmon, steelhead, red abalone, including those found off the northern California coast.

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Wildlife - Mammals

• California Wildlife/Habitat Relationships Program: North Coast Cascades Zone. Vol 3. Mammal Narratives (Marcot) 1979 (QL 84.22 C2 C34 1979 vol 3 Hum Co Coll & stacks) Basic ecological information, distribution maps and key references.
• California's Wildlife Vol. 3 Mammals (California Department of Fish & Game) 1988-1990 (print copy available in ref QL 164 C26 1988). Contains species notes, distribution maps and literature references. Updated by Life History Accounts and Range Maps - California Wildlife Habitat Relationships System.
• Natural History of Oregon Coast Mammals (Maser) 1981 (USFS General Technical Report PNW-133) (print copy available in Docs A 13.88:PNW 133) Contains detailed information on the biology, habitats, and life history of 65 terrestrial and 31 marine species of mammals found on the Oregon coast., and, by extension, the northern California coast.

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Klamath Watershed

• Directories
  • Klamath River Basin Natural Resource Directory (Klamath Soil and Water Conservation District) 1999 (ref QH 76.5 K55 K55 1999) "Comprehensive directory of natural resource agencies and organizations in the Klamath River Watershed."
  • One Basin (Klamath Basin Ecosystem Foundation) Directory of current events, news and governement and non-profit agencies in the Klamath Basin. Also includes a fulltext library of basin documents.
• Resources
  • Klamath Fishery Portal (California Department of Fish and Game) Contains links to real-time flow data, fulltext documents and links to related sites.
  • Klamath Project, California and Oregon (US Bureau of Reclamation) Provides historical, statistical and technical information on the Klamath Project. Part of the larger electronic presentation of the Bureau's Project Data Book (Docs I 27.2: P94/13).
  • Klamath River IN Rivers of North America (Benke and Cushing) 2005, pp 263-267 (ref QH 102 R58 2005) Short introduction with literature references to the ethnographic, physical, chemical, and biological characteristics of the Klamath River and to the impacts caused by humans (dam building, water diversions, and pollution).
  • Klamath-Salmon Natural History Library (Salmon River Restoration Council) Portal for information about the natural and cultural resources in the Klamath River basin that includes a searchable catalog of publications available at the library; and a directory of agencies, tribes, organizations, libraries, historical societies and natural history databases.
  • Klamath Waters Digital Library (Oregon Institute of Technology and Shaw Historical Libraries) Digital archive containing documents, reports, maps and images on the historical, legal, scientific, economic and social aspects of water use in the Klamath River Basin. Current emphasis is on the upper Klamath Basin.
  • Klamath Watershed Institute Digital Library (Humboldt State University) Currently in development. Uses a map interface to locate socioeconomic, hydrologic, water quality, and meteorologic information on the Klamath Basin. Resouces contained in the digital archive include photos, drawings, maps, research and technical reports, sound recordings, and videos.
  • Nature and History in the Klamath Basin (Most and Oregon Historical Society) Prepared for the Oregon History Project this is an introduction to conflicts and accomplishments surrounding the use of land and waters during the last two centuries in the Upper Klamath Basin.
  • A River Never the Same: a History of Water in the Klamath Basin (Shaw Historical Library) 1999 (F 868 K55 R58 1999) Collection of papers that gives a comprehensive historical overview of water use in the upper Klamath River watershed
  • Southern Oregon Digital Archives: Bioregion Collection (Southern Oregon University Library) Collection containing over 400 online fulltext documents from federal and state agencies that relate to the Southern Oregon Klamath-Siskiyou Bioregion. Search by author, title, agency, subject or keyword.

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Coastal Sand Dunes

• The Ecology of Pacific Northwest Coastal Sand Dunes: A Community Profile (Wiedemann) 1984 (QH 104.5 N6 W54 1984 Hum Co Coll and Docs I 49.89: 84/04) (FWS/OBS-84/4) Prepared for the US Fish and Wildlife Service.
• Ecology and Restoration of Northern California Coastal Dunes (Pickart & Sawyer) 1998 (QH 541.5 S26 P52 1998 Hum Co Coll)
• Natural History (Friends of the Dunes)

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Douglas Fir/Hardwood Forests

• A Field Guide to the Tanoak and the Douglas-fir Plant Associations in Northwest California (Jimerson) 1996 (QK 494.5 F14 J55 1996 Hum Co Coll) Presents an ecological classification for plant associations in the Tanoak and Douglas-fir series, two of the most important vegetation series in northwestern California.
• "Old-Growth Community Studies in Northern California and Southern California Part VII" IN Wildlife and Vegetation of Unmanaged Douglas-fir Forests (Ruggiero, Aubrey, & Brookes) 1991 (USFS General Technical Report PNW-GTR-285) (print copy available in Docs A 13.88:PNW-285) Includes four papers dealing with forest structure and wildlife.

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Humboldt Bay and Other Estuarine Environments

For Humboldt Bay and other estuarine maps see Northwestern California Maps--Humboldt Bay and Other Estuarine Maps

• Bibliographies and Guides
  • AMIC Library Bibliography (Arcata Marsh Interpretive Center) 1999 (QH 105 C2 A55 1999) Bibliography of reports, articles and other publications available at the AMIC Library that concern various aspects of the Arcata Marsh. Organized by broad topic.
  • Guided Bibliography of Coastal Salt Marsh Literature with Special Reference to the Pacific Northwest Region (Southern British Columbia to San Francisco Bay) (Morgan) 1980 (QH 541.5 S24 G85) Includes chapter on "Coastal Salt Marshes of Northern California".
  • Humboldt Bay, California: A Literature Survey (University of Washington. Department of Oceanography) 1955 (GC 856 W35 Hum Co Coll) Literature survey with accompanying bibliography prepared for the U.S. Navy Hydrographic Office. The bibliography portion is updated through 1969 by A Partial Bibliography on Humboldt Bay (GC 856 P37 Hum Co Coll).
  • Humboldt Bay, California, Entrance Channel. Report 1: Data Review (Costa and Glatzel) 2002 (print copy available in TC 225 H8 C67 2002 Hum Co Coll). Provides an inventory and review of historical and recent data describing Humboldt Bay and the adjacent littoral cell. The data review focuses on physical oceanography (tides, wind, waves, currents, hydrographic structure, bathymetry), coastal processes, tidal inlet and beach dynamics, sand supply and budgets, structural modifications controlling the inlet entrance configuration, and dredging of the navigation channel. Data is presented in four parts--aerial photographs; maps and charts; studies and reports; and contact information for data sources. The review was prepared for the US Army Corps of Engineers Coastal Inlets Research Program (CIRP) study of the Humboldt Bay entrance.
• Resources
  • Arcata Marsh Primer II (Hull) 1984 (QH 105 C2 H86 Hum Co Coll)
  • Arcata Marsh and Wildlife Sanctuary (Humboldt State University Department of Environmental Resources Engineering) Includes sections on marsh specifications (demography), history, plants, wildlife, aquaculture and recreation. Also includes list of references relating to the marsh
  • CICORE at Humboldt State University (Center for Integrative Coastal Observation, Research and Education ) Includes news, maps, reports and water quality and temperature data for Humboldt Bay.
  • Ecology of Estuarine Channels of the Pacific Northwest Coast: a Community Profile (Simenstad) 1983 (print copy available in Doc I 49.89: 83/05)
  • Ecology of Humboldt Bay: an Estuarine Profile (Barnhart, Boyd, & Pequegnat) 1992 (FWS Biological Report 1) (print copy available in QH 541 C2 B3 1992 Hum Co Coll) Synthesis of current and historical information on the geographic setting of Humboldt Bay; the geological, climatological, hydrological and physiochemical aspects of the bay environment; its biological communities and their relationships; and present and future management considerations.
  • Ecology of the Tidal Marshes of the Pacific Northwest Coast: a Community Profile (Seliskar) 1983 (print copy available in Doc I 49.89: 82/32)
  • Experimental Hazardous Wave Forecast Humboldt Bay Harbor Entrance (National Weather Service Eureka Weather Forecasting Office) Physics based wave model that predicts hazardous waves and tidal currents for a five-day window.
  • Guide to the Fishes of Humboldt Bay (Fritzsche and Cavanagh) 1995 (print copy available in QL 628 C2 F758 1995)Provides a brief description of the fishes that have been recorded from Humboldt Bay and is intended to be an identification guide to those fishes. The fishes are presented in phylogenetic order. Scientific and common names are given for each species along with diagnostic characteristics, life history notes, distribution within the bay, geographic range, approximate maximum size, and color photograph if available.
  • Humboldt Bay Water Quality Monitoring Station (Center for Integrative Coastal Observation, Research and Education) Includes water quality records from 2003 to the present collected every 15 minutes from a sensor attached to Commerical Dock "B" on the Eureka waterfront. Also includes water temperature records collected every two hours from 1998-2002.
  • Humboldt Bay Wetlands Review & Baylands Analysis (Shapiro & Associates) 1980 (F 868 H8 S532 1980 Hum Co Coll) Report prepared for the US Army Corps of Engineers that reviews and maps the physical, biological, land use and cultural resources of Humboldt Bay and its environs.
    • Vol. 1 contains a summary and the report and lists areas identified as being of importance or of environmental concern.
    • Vol. 2 contains the main review and supporting maps.
    • Vol. 3 and accompanying 25 sheet map set at a scale of 1:6000 (map set filed in Humbold Room map case) classify land use into 17 general classes and wetlands into 20 classes that can be equated to the National Wetland Inventory classification system.
  • Natural Resources of the Coastal Wetlands of Humboldt and Del Norte Counties: Mattole River, Bear River, Mad River, Little River, Big Lagoon, Stone Lagoon, Freshwater Lagoon, Redwood Creek, Klamath River, Miscellaneous Wetlands (Monroe) 1976 (HC 107 C22 H862)
  • Natural Resources of the Eel River Delta (Monroe & Reynolds) 1974 (California Department of Fish and Game Coastal Wetlands Series #9) (QH 541.5 M3 M66 Hum Co Coll) Older report covering all aspects of the Eel River delta environment and resource use.
  • Natural Resources of Humboldt Bay (Monroe) 1973 (California Department of Fish and Game Coastal Wetland Series #6) (HC 107 C2 M66 Hum Co Coll) Older report covering all aspects of the Humboldt Bay environment and resource use.
  • Natural Resources of Lake Earl and the Smith River Delta (Monroe) 1975 (California Department of Fish and Game Coastal Wetlands Series #10) (QH 541.5 M3 C25 Hum Co Coll) Older report covering all aspects of the environment and resource use.
  • Northern and Central California Coastal Wetland Information System: Humboldt County, Del Norte County (California Coastal Commission) Information system aimed at coastal planners that promotes the protection and conservation of wetland resources within the coastal zone of Del Norte, Humboldt, San Mateo, and San Luis Obispo counties. It contains a synthesis of existing descriptive and digital spatial wetland information and is comprised of three primary components: Wetland Profiles, Interactive Mapping and Reference Library.
    • Wetland Profiles provide a snapshot of wetland biological, physical, and land use characteristics and are available for each included wetland.
    • Interactive Mapping allows users to query and display digital spatial information for each wetland.
    • Reference Library includes metadata for all information sources used in system.
  • Proceedings of the Humboldt Bay Symposium (Toole & Diebel) 1982 (F 868 H8 P76 1982 Hum Co Coll and stacks) Contains series of papers outlining the physical, biological, and cultural resources of Humboldt Bay.
  • Teacher's Guide to the Arcata Marsh & Wildlife Sanctuary (Dresner) 1985 (QH 105 C2 T43 Hum Co Coll) Good overview of its natural history, history, and development.

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Redwood Forest

The separate research guide on Sequoia sempervirens/Coast Redwood Information Sources contains print and Internet resources that are general guides or basic introductions to coast redwood and its ecological relationships. For coast redwood maps see Northwestern California Maps--Redwoods

Last Updated: February 16, 2009 Send comments and suggestions about this page to: Robert Sathrum
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