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The salmon runs of the Columbia River constitute one of the most important
The purpose of the Oregon Fish Commission's Columbia River Seal Control Program was to harass seals and reduce their predation on salmon in the river. The effectiveness of the program could not be effectively...
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...
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...
July 1, 1948 - June 30, 1950.
July 1, 1954 - June 30, 1956.
July 1, 1960 - June 30, 1962.
July 1, 1962 - June 30, 1964.