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976 - 1000 of 2700 Items << < 35 36 37 38 39 40 41 42 43 44 > >>
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This Norman Strung Papers are made up primarily of literary
manuscripts written by Norman Strung. There are rough and final drafts of the books he wrote
along with galley proofs. In addition to his feature article manuscripts is...
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Papers of a former United States Congressman for Washington state.; Thor Carl Tollefson (1901-1982), Representative to Congress from
Washington State, was born in Minnesota and later moved to Tacoma, Washington
in 1912. In 1930, he...
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ADF&G
2008-10-03
2008-10-03 1984-11-23 |
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The F. Ross Brown Papers consist of
materials generated and assembled by Brown documenting his student years
at Oregon Agricultural College, agricultural work in the 1910s, and
participation in the Oregon Wildlife Federation and the National...
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2008-10-03
2008-10-03 1980-11-23 |
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The writer of this report has been assigned the task of preparing information for the navigation and flood control subprojects, the latter being the subject of this report. The objectives of the flood control study are: 1. To determine the flood...
1970-02-01
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2008-10-03
2008-10-03 1973-11-23 |
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1965-09-15 (iso8601)
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"Primary objectives . . . were to document the wild salmonid species that utilize Salmon River as a spawning area, to determine their spatial and temporal distributions, and to measure the abundance of each species." (p.1) Adults and juveniles...
1978 (iso8601)
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A study of the fishery problems raised by the construction of the Grand Coulee Dam on the upper Columbia River was done. Part of the study was to estimate the number of salmon taken in commercial fishery for the purpose of comparing this with the...
1940 (iso8601)
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Studies on hydromineral balance in fishes frequently employ measurements of electrolytes following euthanasia. We tested the effects of fresh- or salt-water euthanasia baths of tricaine mesylate (MS-222) on plasma magnesium (Mg²⁺) and sodium (Na⁺)...
2016-02 (iso8601)
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Electrofishing is a sampling tool commonly used by fisheries researchers. While much is known about the effects of electroshock on fish physiology, consequences to the immune system and disease progression have not received attention. To...
1999-06-16 (iso8601)
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Correspondence from Donald S. Farner to J. P. Leavitt; The second memorandum is entitled: A study collection of zoological specimens of Crater Lake National Park
2024-11-23
2008-08-19 2009-01-07 |
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Nine isolates of bacteria recovered from fish dying at
marine facilities were collected from different geographic areas.
The strains included: an isolate from chinook salmon (Oncorhynchus
tshawytscha) reared in net pens in New Zealand, an isolate...
1987-09-15 (iso8601)
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Freshwater (FW) and seawater (SW) acclimated yearling coho salmon, Oncorhynchus kisutch, were subjected to severe confinement stress in FW, SW, or a medium (1/3 SW) that was approximately isosmotic to the fish's blood. Chronic stress caused...
1982-12-12 (iso8601)
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Precocious male coho are of limited economic value and control of their numbers returning to the hatchery or the increased survival of full-sized adults would be beneficial. Factors influencing
early sexual maturation and attempts to suppress this...
1971-05-10 (iso8601)
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This study examines the ecology and dynamics of coho salmon (Oncorhynchus kisutch) in environments experimentally altered by logging. The objective was to evaluate processes that stabilize or regulate the populations. Two small watersheds in...
1971-06-03 (iso8601)
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Upwelling in eastern boundary current systems is a primary driver of ecosystem productivity. Typically, peak upwelling occurs during spring and summer, but winter upwelling may also be important to ecosystem functions. In this study, we...
2012-08 (iso8601)
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Juvenile coho salmon (Oncorhynchus kisutch) of three transferrin
genotypes (AA, AC and CC) were experimentally infected with the
causative agent of bacterial kidney disease (BKD) and mortalities
observed. Six experimental and control groups were...
1976-07-02 (iso8601)
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Six salmonid cell lines previously established in this laboratory,
CHSE 114 and CHSE 214 (chinook salmon), CSE 119 (coho salmon),
SSE 5 (sockeye salmon), STE 137 (steelhead trout) and RTH 149 (rainbow
trout), were partially characterized....
1979-05-23 (iso8601)
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This study was undertaken to quantitatively evaluate the
relationship between silvering of the skin of juvenile coho
salmon, due to the deposition of the purines guanine and
hypoxanthine, and adaptation to seawater. It was hypothesized
that...
1983-06-01 (iso8601)
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The abundance of the 1982 brood of juvenile coho salmon
(Oncorhynchus kisutch) was determined in August 1983, and January
and April 1984 at 20 study sites spread throughout Knowles Creek,
an Oregon coastal watershed. The timing of emigration of...
1986-05-05 (iso8601)
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Metacercariae of an unidentified species of Apophallus Luhe, 1909 are associated with overwinter mortality in coho salmon, Oncorhynchus kisutch (Walbaum, 1792), in the West Fork Smith River, Oregon. We infected chicks with these metacercariae in...
2012-06 (iso8601)
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