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Filtering by: Creator Thompson, Mark Edward Remove constraint Creator: Thompson, Mark Edward Academic Affiliation Fisheries and Wildlife Remove constraint Academic Affiliation: Fisheries and Wildlife Decade 1960-1969 Remove constraint Decade: 1960-1969 Degree Level Doctoral Remove constraint Degree Level: Doctoral

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  • Factors affecting the abundance of fall chinook salmon in the Columbia River

    Creator:
    Van Hyning, Jack M.
    Abstract:
    A study of the population ecology of Columbia River fall chinook salmon, Oncorhynchus tshawytscha (Walbaum), was made in an attempt to determine the cause of a serious decline in this run which occurred in the early 1950's. Fluctuations in abundance of major salmon runs the North Pacific were examined to...
    Resource Type:
    Dissertation
    Full Text:
    acceptance of what is known as the 'home stream theory'." Thompson (1951) states: "I do not know the

  • Fatty acids of exercised and non-exercised salmon

    Creator:
    Saddler, James Bryan
    Abstract:
    The fatty acids of coho salmon were identified and then a study was conducted to determine the effects of exercise on the fatty acids of salmon forced to swim against water velocities of 52, 54, 56, and 59 cm/sec, The shorter and lighter salmon were less competent at a given...
    Resource Type:
    Dissertation
    Full Text:
    this study. The assistance of Mrs. Mary Thompson, Laboratory Tech- nician, in the preparation of