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Richard Lewis Neuberger (1912-1960), an Oregon native, was a U.S. Senator (D-OR) from 1954 to 1960. The Richard Neuberger collection consists of correspondence, legislation, published articles, and newspaper articles which pertain to the literary...
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The purpose of this study was to understand the influence of organic material and nutrients from spawning salmon and supplemented salmon carcasses on stream food webs. My study objectives were to examine 1) assimilation of salmon-derived nutrients...
2004-12-15 (iso8601)
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Spring chinook salmon spawning occurs in late summer when it is common for
cattle to be present in pastures that have streams where fish spawning occurs. This two-year
study addressed three main objectives relative to behavioral interactions...
1999-05-11 (iso8601)
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"Phytoplankton production in lake ecosystems is frequently controlled by amounts of nitrogen and phosphorus (Smith 1982, Elser et al. 1990), as well as minor- and micro-nutrients (Wurtsbaugh & Horne 1983, Wurtsbaugh 1988, Lovstad & Bjorndalen...
1997-01-01
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Papers,
photographs, and other media materials of a Democratic Congressman and Senator
from Washington State.; Early years: Henry Martin Jackson was born in Everett, Washington, in
1912, the son of Norwegian immigrants. His sister gave...
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The growth and food consumption of juvenile coho salmon [Oncorhynchus kisutch (Walbaum)] exposed to natural and elevated fluctuating temperatures were studied in the laboratory with wild fish
collected from a salmonid rearing stream. Control...
1973-02-05 (iso8601)
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Declining abundance of Chinook Salmon Oncorhynchus tshawytscha across the Pacific Northwest is an issue of
great concern ecologically, culturally, and economically. Growth during the first summer is vitally important for
juvenile Chinook Salmon,...
2014-07-17 (iso8601)
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This is analogous to the gross crop return to the irrigation farmer used in this report as a measurement of irrigation benefits. The benefits, however, do not end with the fisherman. The processing, transporting, and marketing of the products, the...
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Successfully shifting to a more piscivorous diet may be an important factor in the growth and survival of juvenile coho salmon Oncorhynchus kisutch and Chinook salmon O. tshawytscha during their first summer in the northern California Current....
2009-11 (iso8601)
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Despite evidence that juvenile Chinook salmon (Oncorhynchus tshawytscha) utilize North Pacific estuaries for growth and salinity acclimation, research in the Columbia River estuary has lead to opposing hypotheses about the estuary’s importance as...
2010-04-22T14:28:29Z (iso8601)
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The decline of many Pacific salmon stocks has stimulated interest in the early life history and habitat requirements of juvenile salmon. Although estuarine habitat associations of juvenile salmon have been investigated in many coastal areas of the...
2009-01-29T00:05:32Z (iso8601)
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"Phytoplankton production in lake ecosystems is frequently controlled by amounts of nitrogen and phosphorus (Smith 1982, Elser et al. 1990), as well as minor- and micro-nutrients (Wurtsbaugh & Horne 1983, Wurtsbaugh 1988, Lovstad & Bjorndalen...
1997-01-01
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Interannual variability in salmon (Oncorhynchus spp.) production in the northeast Pacific is understood to be driven by oceanographic variability and bottom-up processes affecting prey availability to juvenile salmon. Scyphozoan jellyfish have an...
2016-04 (iso8601)
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1. The Oregon troll salmon fishery developed rapidly prior to World War I to reach a peak of between one and three thousand boats fishing off the mouth of the Columbia River during 1919. The fishery later expanded to the other coastal areas....
1951 (iso8601)
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of the male changes to various shades of black or red, the sockeye becoming a bright red. The lower jaw of the male elongates until it is projecting, both jaws become hooked, the front teeth get very long and canine-like, sometimes so much so that...
2004-07-26
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The use of heated seawater for enhancing the culture of Pacific salmon was investigated. Food consumption rate, gross food conversion efficiency, growth rate, and survival of chum (Oncorhynchus keta) and pink (O. gorbuscha} salmon fed to satiation...
1975-10-30 (iso8601)
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Wild salmon populations are in decline in the Pacific Northwest. In the region populations and runs of Chinook (Oncorhynchus tshawytsha), Chum (Oncorhynchus keta), Coho (Oncorhynchus kisutch), Sockey (Oncorhynchus nerka), and Steelhead...
2008-03-03T19:24:03Z (iso8601)
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Records of the principal salmon and fruit
cannery in The Dalles, Oregon, on the Columbia River. Includes extensive
correspondence, production records, financial and personnel records, samples of
can labels, data on fish caught,...
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The Gerald W. Williams Postcards Collection consists of postcards acquired and assembled by Williams in the course of his work as a Forest Service sociologist and historian and due to his avocational interest in the regional history of the Pacific...
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The behavior and stream habitat utilization of juvenile hatchery-reared coho salmon (Ovicozihynchus kisutch) and wild cutthroat trout (Salmo clarki) were examined to assess the nature of interactions between the species potentially resulting from...
1981-03-11 (iso8601)
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Weiser River, a fairly good run of steelhead has been reported in recent years. The Burnt River has been made of little value to salmon or steelhead by gold dredging and heavy diversions for irrigation.
The Salmon River is of great importance to...
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Unfertilized ova from spring chinook salmon (Oncorhynchus
tshawytscha) were examined for the presence of classical salmonid
inmmunoglobulin. Immunodiffusion techniques in which rabbit anti-salmonid
immunoglobulin was reacted against an ova...
1978-02-13 (iso8601)
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The effects of sublethal concentrations of cyanide, pentachlorophenol and zinc individually and in combination on the growth and production of juvenile chinook salmon, Oncorhynchus tshawytscha (Walbaum), and aquatic invertebrates in model stream...
1972-12-12 (iso8601)
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Fishery scientist and professor of
fisheries, University of Washington; Fishery scientist and professor of fisheries, University of
Washington; Known as the father of fisheries biology because he developed the
first theory of fish...
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