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1726 - 1750 of 2700 Items << < 65 66 67 68 69 70 71 72 73 74 > >>
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The Leavenworth migratory fish control station and surrounding lands. The prominent body of water is the Icicle Creek diversion canal which suppliers water to the holding ponds. To the right of the canal and partially obscured by trees are the...
1940-09-12
2024-11-23 |
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Correspondence relating to the loss of salmon runs on the Columbia due to hydroelectric dam projects
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The Institute of the North American West (INAW) records (1870-1993) consist of manuscripts, research materials and notes, maps, interviews, court exhibits, correspondence, and publications. This non-profit educational institution was established...
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1977-08-10 (iso8601)
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This report and accompanying program inventory have been prepared in support of the Oregon Department of Environmental Quality's statewide nonpoint source pollution control efforts and for use in the development of Oregon's new federally mandated...
1995 (iso8601)
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A hydraulic power-take-off was designed and built for outboard
engines typical of those used on small boats and Pacific City-type
dories. An associated hydraulic system was developed for use on
these boats to provide power for fishing machinery....
1971-03-15 (iso8601)
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A problem confronting the Corps of Engineers and other water resources planners in the Pacific Northwest is the prediction of anadromous fish enhancement benefits that would result from a proposed high dam project. These benefits are expected from...
1974-07-22 (iso8601)
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Demand structure and market segmentation for seafood have been investigated intensively. However, most the researches so far applied traditional demand analysis and descriptive segmentation approach by separated models. The traditional demand...
2012 (iso8601)
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Vaccination with Vibrio anguillarum by oral administration
during copper exposure and intraperitoneal injection prior to copper
exposure was employed to investigate the effects of copper upon survival
and the immune response of juvenile coho...
1976-12-09 (iso8601)
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C-methyltransferase
(HIOMT) in chinook salmon (Oncorhynchus
tshawytscha). Various body tissues, as well as several
morphological brain divisions were tested for the presence
of HIOMT. Activity was found in the retina, the dorsal
portion of the...
1979-01-11 (iso8601)
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1990-11-30 (iso8601)
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The purpose of this work was to determine if environmentally-relevant
concentrations of chlorpyrifos and copper, two commonly detected chemicals in
Western surface waters, can negatively impact the biological health of salmonids.
Both compounds...
2003-09-17 (iso8601)
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Artificial propagation has been a prominent part of the management of salmonids in Oregon since the late 1800s, and will continue to have an important role to play in the recovery of wild stocks of anadromous salmonids in Oregon. Hatcheries and...
2001-01-11 (iso8601)
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FishXing (fish crossing), a computer aided stream crossing culvert model designed
to analyze fish passage through culverts was compared with results of an Oregon
Department of Forestry fish passage monitoring report. FishXing was created at...
2002-07-23 (iso8601)
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Oregon's watershed councils are local, non-regulatory, collaborative forums charged
with the recovery of endangered salmon and improving water quality under The Oregon Plan for Salmon and Watersheds. Private forest landowners, given their...
1999-12-15 (iso8601)
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Hunter-gatherers depend on naturally occurring resources and, in order to survive, must overcome resource procurement challenges inherent in their environment. One challenge relates to the temporal and spatial availability of resources, which...
2007-07-24T16:26:09Z (iso8601)
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The objective of this Biological Opinion (BO) is to determine whether the action to restore emergent vegetation to wetlands on Sauvie Island is likely to jeopardize the continued existence of Upper Willamette River chinook salmon and Lower...
1999-10-20 (iso8601)
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Watershed assessment is a process for evaluating how well a watershed is working. The purpose of this assessment was to determine how natural and human-induced changes have impacted the sustainability of salmon populations in the Nehalem River...
1999-12 (iso8601)
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Source
WI-28, 35, 56, 70 C SI-55, 63
PI-96
F-17
PI-22 F-17
Tentative Disposition
F
Problem or Area of Concern
24. Fish passage facilities should be designed to pass more of the desirable species; sturgeon, salmon, steelhead,...
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feet. Without irrigation, the run-off thus would total about 21,600,000 acre-feet, of which the amount consumed by irrigation is somewhat more than 10 percent. Further irrigation developments ill prospect will bring the consumptive use for this...
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c. Water Conservation Pilot Projects.—In many watersheds, government agencies such as the Bureau of Reclamation and the Natural Resources Conservation Service, local soil and water conservation districts, state water agencies and others have...
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