Science Papers

WDFW scientists publish numerous papers annually on various subjects. Following are some of those papers, along with species status reports and recovery plans. Other additions will be made to this section on a regular basis.

• An Assessment of Spotted Owl Habitat on Non-federal Lands in Washington between 1996 and 2004
• Assessment of Fisher Habitat in Washington State
• Atlas of Seal and Sea Lion Haulout Sites in Washington
• At-Sea Marbled Murrelet Population Monitoring Progress Reports
• Barges as temporary breeding sites for Caspian terns: assessing potential sites for colony restoration
• The Seabird Fossil Record and the Role of Paleontology in Understanding Seabird Community Structure - PDF Format [4.1MB]
• Changes in the Distribution and Abundance of Columbian Sharp-Tailed Grouse in Washington
• Distribution and Abundance of Marbled Murrelets and Common Murres on the Outer Coast of Washington
• Ecology of a Remnant Population of Oregon Spotted Frogs (Rana Pretiosa) in Thurston County, Washington
• Ecology of the Western Gray Squirrel in South-Central Washington: January 2005 Progress Report
• Efficacy of Northern Goshawk Broadcast Surveys in Washington State
• Estimating importance of rockfish, lingcod and other bottomfish in the diet of harbor seals in the San Juan Island
• Feasibility Assessment for Reintroducing Fishers to Washington
• Fidelity of greater sage-grouse Centrocercus urophasianus to breeding areas in a fragmented landscape
• Final Briefing Report to the Washington State Forest Practices Board regarding Spotted Owl Status and Forest Practices Rules
• Genetic Analysis of Columbian Sharp-Tailed Grouse: A Preliminary Study - Final Report
• Genetic Sampling of Canada Geese Brought to Hunter Check Stations
• Grouse of the Lewis and Clark Expedition, 1803 To 1806
• Habitat Associations of the Oregon Spotted Frog (Rana Pretiosa): A Literature Review
• In My Opinion: Managing habitat for dispersing northern spotted owls—are the current management strategies adequate?
• Implant- versus collar-transmitter use on black bears
• Job Progress Report - Federal Aid in Wildlife Restoration: Large Carnivore Ecology and Populations Status
• Job Progress Report - Federal Aid in Wildlife Restoration: Ungulate Ecology and Population Dynamics in Washington
• Job Progress Report: Project #3 Federal Aid in Wildlife Restoration Upland Bird Population Dynamics and Management
• Male Incubation and Multiple Brooding in Sagebrush Brewer’s Sparrows
• Marbled Murrelet Effectiveness Monitoring Northwest Forest Plan
• Methods to Assess Prey Abundance for Possible Wolf Reintroductions on the Olympic Peninsula, Washington, Using DNA from Pellets
• Migration and Winter Ranges of Ferruginous Hawks From Washington
• Nest-Site Habitat Use by White-Headed Woodpeckers in the Eastern Cascade Mountains, Washington
• Northwest Forest Plan Marbled Murrelet Effectiveness Monitoring 2000 Annual Report
• Notoedric Mange in Western Gray Squirrels from Washington - PDF Format [2.23MB]
• Overlap in Diets and Foraging of Common Murres (Uria Aalge) and Rhinoceros Auklets (Cerorhinca Monocerata) After the Breeding Season - PDF Format [4.52MB]
• Oviposition Ecology of the Oregon Spotted Frog at Beaver Creek, Washington
• Observations of Harbor Seal Predation on Hood Canal Salmonids from 1998 to 2000
• Parasitism by Brown-Headed Cowbirds in the Shrubsteppe of Eastern Washington
• Potential Utility of Using Fixed-wing Aircraft Either Alone or Jointly with Boats to Survey for Marbled Murrelets at Sea
• Power Analysis of Bait Station Surveys in Idaho and Washington
• Predation on Real and Artificial Nests in Shrubsteppe Landscapes Fragmented by Agriculture
• Range-wide Streaked Horned Lark (Eremophila alpestris strigata) Assessment and Preliminary Conservation Strategy
• Results of the 2005 Survey of the Reintroduced Sea Otter Population in Washington State
• Screening Model for Determining Likelihood of Site Occupancy by Oregon Spotted Frogs (Rana pretiosa) in Washington
• Selkirk Mountains Woodland Caribou Herd Augmentation in Washington
• Seroprevalence of Toxoplasma gondii in Harbor Seals (Phoca vitulina) in Southern Puget Sound, Washington
• Shrubsteppe Bird Response to Habitat and Landscape Variables in Eastern Washington, USA
• Skagit River Bald Eagles: Movements, Origins and Breeding Population Status
• Snowy Plover Distribution, Abundance and Reproductive Success: 2006 Research Progress Report
• Status of Washington's Shrubsteppe Ecosystem: Extent, Ownership, and Wildlife/Vegetation Relationships
• Streaked Horned Lark (Eremophila alpestris strigata) Fecundity, Survival, Population Growth and Site Fidelity
• Streaked Horned Lark Monitoring, Habitat Manipulations, and a Conspecific Attraction Experiment
• Surveys for Western Gray Squirrel Nests On Sites Harvested Under Approved Forest Practice Guidelines: Analysis of Nest Use and Operator Compliance
• Teetering on the Edge or Too Late? Conservation and Research Issues for Avifauna of Sagebrush Habitats
• Temporal and spatial variability of harbor seal diet in the San Juan Island archipelago
• Trends and Status of Harbor Seals in Washington State: 1978–1999
• The Washington Department of Fish and Wildlife’s Chronic Wasting Disease Program 1996-2003
• Washington GAP Data Products
• Washington Ground Squirrel Surveys in Adams, Douglas, and Grant Counties, Washington, 2004
• Wildlife of Eastside Shrubland and Grassland Habitats
• Wildlife on Conservation Reserve Program lands and native shrubsteppe in Washington Progress Report: 2004

Species of Concern Status Reports

Draft Reports

• No Draft Reports

Final Reports

• Aleutian Canada Goose (2005)
• Aleutian Canada Goose (1997)
• Bald Eagle
• Common Loon
• Fisher
• Gray Whale
• Killer Whale
• Mardon Skipper
• Margined Sculpin
• Northern Leopard Frog
• Olive Ridley Sea Turtle
• Olympic Mudminnow
• Oregon Spotted Frog
• Pygmy Whitefish
• Peregrine Falcon
• Sage Grouse
• Sharp-tailed Grouse
• South Puget Sound Prairie Species: Mazama Pocket Gopher, Streaked Horned Lark, and Taylor’s Checkerspot

Final Reports

• Lynx Recovery Plan
• Pygmy Rabbit Recovery Plan
• Pygmy Rabbit Recovery Plan Addendum: Emergency Action Plan for Species Survival
• Sage Grouse Recovery Plan
• Sandhill Crane Recovery Plan
• Sea Otter Recovery Plan
• Western Pond Turtle Recovery Plan

Fish Science

• Cowlitz River Evaluation Program Annual Report for 2008
• 1992 Salmon and Steelhead Stock Inventory (SaSSI) "Bluebook"
• 1998 Salmonid Stock Inventory (SaSI) Bull Trout/Dolly Varden Volume
• 2000 Salmonid Stock Inventory (SaSI) Coastal Cutthroat Volume
• 2004 Washington State Herring Stock Status Report
• An Evaluation of Fish and Amphibian Use of Restored and Natural Floodplain Wetlands
• Chinook Salmon Age Data
• Commercial selective harvest of coho salmon and chinook salmon on the Willapa River using tangle nets and gill nets
• Effects of Introduced Fishes on Wild Juvenile Coho Salmon Using Three Shallow Western Washington Lakes
• Estimated Discard and Discard Rates in the Coastal Washington Arrowtooth Flounder Fishery In 2001
• Estimating importance of rockfish, lingcod and other bottomfish in the diet of harbor seals in the San Juan Island
• Evaluate Live Capture Selective Harvest Methods: 2001
• Evaluate Live Capture Selective Harvest Methods: 2002
• Evaluate Tangle Nets for Selective Fishing: Semi-Annual Progress Report
• Evaluation of Limiting Factors for Stocked Kokanee and Rainbow Trout In Lake Roosevelt, Washington, 1999
• Fisheries Survey of the Limnetic Zone of Sullivan Lake, Washington, Using Hydroacoustics and Gill Nets, September 2003
• Hanford Reach Salmonid Entrapment Research
• Lake Roosevelt Pelagic Fish Study, 1998
• Length-Weight Models for Intertidal Clams in Puget Sound (Bivalve Regions 1, 5, 6, 7, and 8)
• Life History Characterization of Summer Chum Salmon Populations in Hood Canal and Strait of Juan de Fuca Regions
• Microsatellite DNA Analysis and Run Timing of Chinook Salmon in the White River (Puyallup River Basin)
• Predation of Naturally-Produced Subyearling Chinook by Hatchery Steelhead Juveniles in Western Washington Rivers
• Puget Sound Ambient Monitoring Program (PSAMP) Reports
• Recovery of Fish Populations in Lakes Affected by the May 18, 1980 Eruption of Mount St. Helens
• Results From The 2000 Transboundary Trawl Survey of the Eastern Strait of Juan De Fuca and Discovery Bay
• Results from the 2001 Transboundary Trawl Survey of the Southern Strait of Georgia, San Juan Archipelago and Adjacent Waters
• Review of Bull Trout Presence/Absence Protocol Development Including the Washington Validation Study
• Standard Fish Sampling Guidelines for Washington State Ponds and Lakes
• Status of the Yelloweye Rockfish Resource in 2001 for Northern California and Oregon Waters
• Status of the Yellowtail Rockfish Resource in 2000
• Stock Assessment of Subtidal Geoduck Clams (Panopea abrupta) in Washington
• Summer Chum Salmon Conservation Initiative
• Walla Walla salmonid and fish habitat assessment Reports
• Wild Salmon Population Monitoring
• Wild Salmon Population Monitoring Publications
• Warmwater Fish Enhancement Program Reports

• An Evaluation of Fish and Amphibian Use of Restored and Natural Floodplain Wetlands
• Assessment of Fisher Habitat in Washington State
• Hydropower Flow Fluctuations and Salmonids: A Review of the Biological Effects, Mechanical Causes, and Options for Mitigation [PDF Format]
• Inventory and Monitoring of Salmon Habitat in the Pacific Northwest
• Priority Habitats and Species
• Puget Sound Ambient Monitoring Program (PSAMP) Reports
• Salmon and Steelhead Habitat Inventory and Assessment Program (SSHIAP)
• Shrubsteppe Mapping of Eastern Washington Using Landsat Satellite Thematic Mapper Data
• Summary Report of the 2001 CMER/RSAG Temperature Workshop
• Teetering on the Edge or Too Late? Conservation and Research Issues for Avifauna of Sagebrush Habitats
• Use of Conservation Reserve Program Fields by Greater Sage-Grouse and Other Shrubsteppe-associated Wildlife in Washington State
• Wildlife Habitats & Species Associations In Oregon And Washington