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Salmon runs
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Oregon. Fish Commission
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Johnson, Donald R.
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Three factors were found to be significantly correlated with the fluctuations and trends in silver salmon production in Oregon. Logging was found to adversely affect the runs of salmon in later years. ...
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2. [Article] The effects on salmon populations of the partial elimination of fixed fishing gear on the Columbia River in 1935
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 ...Citation -
1. The Indians at Celilo Falls catch an average of over 2,600,000 pounds of fish each year, in dip nets in a manner very much the same as used by their ancestors. 2. The bulk of the fish caught at Celilo ...
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