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Browsing by Subject "Thematic Classification -- Plants and Animals -- Fish -- Anadromous Fish -- Steelhead Trout"

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Browsing by Subject "Thematic Classification -- Plants and Animals -- Fish -- Anadromous Fish -- Steelhead Trout"

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  • Biological opinion: Canby Ferry shoreside improvements project, Mountain Road, Clackamas County 
    U.S. Federal Highway Administration; National Marine Fisheries Service, Northwest Region (U. S. Federal Highway Administration, 2000-08-17)
  • Chinook salmon : life in the watershed 
    Fitzpatrick, Martin S.; Oregon State University. Sea Grant College Program (Oregon Sea Grant, Oregon State University, 1999)
  • Coastal steelhead trout : life in the watershed 
    Oregon State University. Sea Grant College Program; Fitzpatrick, Martin S. (Corvallis, Or. : Oregon Sea Grant, Oregon State University, 1999)
  • The effects on salmon populations of the partial elimination of fixed fishing gear on the Columbia River in 1935 
    Johnson, Donald R.; Chapman, Wilbert McLeod, 1910-1970; Schoning, Robert W.; Oregon. Fish Commission (Portland, Or. : Oregon Fish Commission, 1948)
    1. Six major types of commercial gear have been used to take salmon and steelhead on the Columbia River; namely, gill nets, set nets, seines, traps, fish wheels and dip nets. 2. The five important commercial species in t ...
  • The future of the Columbia River salmon fisheries 
    Rich, Willis H. (Willis Horton), 1885-1972; Oregon. Fish Commission (Salem, Or. : Department of Research, Fish Commission of the State of Oregon, 1940)
    The salmon runs of the Columbia River constitute one of the most important natural resources of the states of Oregon and Washington. Thousands of people are dependent, wholly or in part, upon these resources for their ...
  • The Nehalem Estuary 
    Unknown author (Lower Nehalem Watershed Council, 2001-04-14)
  • Oregon coastal salmon and steelhead tagging programs 
    Henry, Kenneth A.; Morgan, Alfred R. (Portland, Or. : Fish Commission of Oregon, 1964)
    Part I. To aid in the management of the Tillamook Bay commercial salmon fishery, a tagging program was conducted on the salmon and steelhead trout runs in 1953. General migration behavior, the minimum length of time th ...
  • The present state of the Columbia River salmon resources 
    Rich, Willis H. (Willis Horton), 1885-1972; Oregon. Fish Commission. Research Dept. (Salem, Or. : Department of Research, Fish Commission of the State of Oregon, 1941)
    THE SALMON of the Columbia River have supported an intensive fishery for over seventy years but are now showing unmistakable signs of depletion, and various factors are contributing to the rapid progress of this condit ...
  • The salmon runs of the Columbia River in 1938 
    Rich, Willis H. (Willis Horton), 1885-1972; Oregon. Fish Commission (Salem, Or. : Department of Research, Fish Commission of the State of Oregon, 1942)
    Exceptional data are available for the study of the salmon runs of the Columbia River in 1938. Detailed figures on catch were supplied by Oregon and Washington in such form that they could readily be combined with the co ...
  • Tuberculosis in Pacific salmon and steelhead trout 
    Wood, James W.; Ordal, Erling Josef, 1906-; Oregon. Fish Commission (Portland, Or. : Fish Commission of Oregon, 1958-12)
    Tuberculosis in salmonoid fishes was first observed in the 1952 run of fall chinook salmon (Oncorhynchus tshawytscha) returning to the Bonneville Hatchery of the Oregon Fish Commission. In the studies reported here, tube ...
  • A winter steelhead tagging program on the Columbia River 
    Korn, Lawrence; Oregon. Fish Commission (Portland, Or. : Fish Commission of Oregon, 1961)
    The Oregon Fish Commission and Washington Department of Fisheries conducted a cooperative winter steelhead trout (Salmo gairdneri) tagging program on the Columbia River during the winters of 1954-55 and 1955-56. Objecti ...

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