Results
276 - 300 of 2700 Items << < 7 8 9 10 11 12 13 14 15 16 > >>
276 - 300 of 2700 Items << < 7 8 9 10 11 12 13 14 15 16 > >>
|
Interest in the distribution of Clostridium botulinum type E
was heightened by the sudden outbreak of human botulism from
smoked whitefish chubs and canned tuna fish in 1963. The question
arose as to how widely the organism is distributed among...
1969-08-07 (iso8601)
|
|
In rodent models as well as in fish models there are significant
species differences in the susceptibility toward aflatoxin B₁ (AFB₁)
carcinogenesis. Mouse is less susceptible toward AFB₁ carcinogenesis
than rat. Researchers have come to the...
1985-10-24 (iso8601)
|
|
This thesis addresses the costs of implementation of the Endangered Species Act (ESA)
in the particular case of Snake River chinook salmon. Unlike most previous listings under
the act, restoration of Snake River salmon will have impacts on a very...
1996-02-07 (iso8601)
|
|
Manuscripts, correspondence, films,
photographs, slides, and outdoor recreation and travel literature chiefly
concerning hunting and fishing.; Leslie Lee Richardson was born in the small mining town of Wardner,
Idaho, on April 3, 1898,...
|
|
Structured estuarine habitats, such as salt marshes, seagrass beds, and oyster reefs, are recognized as critical nurseries for juvenile fish and crustaceans. Estuarine habitat usage by fish, including juvenile Pacific salmon Oncorhynchus spp., was...
2015 (iso8601)
|
|
Trophic interactions within and among species vary widely across spatial scales and species’ ontogeny. However, the drivers and implications of this variability are not well understood. Juvenile Chinook salmon Oncorhynchus tshawytscha have a wide...
2015-10-14 (iso8601)
|
|
Previous studies have shown that juvenile chinook salmon Oncorhynchus tshawytscha exposed in the field or the laboratory to polychlorinated biphenyls (PCBs), an anthropogenic stressor, are immunosuppressed. It is not known whether simultaneous...
2003-03 (iso8601)
|
|
To model the behavior of the spring run Chinook salmon, we expanded the current dataset of salmon counts at the Winchester Dam, Winchester, Oregon, to include historical data from 1991 through 1997. These counts were used to identify Chinook...
2015-06-08 (iso8601)
|
|
Approximately $1 billion a year is spent on salmon in the Pacific
Northwest. Spending has escalated, yet the number of wild runs
placed under the protection of the Endangered Species Act has
increased, creating social and political controversy....
2000-06-06 (iso8601)
|
|
National Environmental Policy Act process concerning operation of the mainstem dams. To provide non-federal parties with assurance that the Corps' studies overlooked nothing important, the Council chartered a drawdown committee with...
|
|
equally among all communities and industries. 26 Moreover, development in the "recreation counties" is "threat[ening] the qualities that make such places attractive for recreation, retirement and new businesses." 27
C. The Natural Heritage...
|
|
Habitats for juvenile chinook salmon (Oncorhynchus tshawytscha) were
observed at a high flow during the spring of 1989 and at a low flow during the
spring of 1991 in the lower American River of California. Parameters of
microhabitats in eight...
1992-07-28 (iso8601)
|
|
The community of trophically transmitted marine parasites of juvenile coho (Oncorhynchus kisutch) and Chinook
(Oncorhynchus tshawytscha) salmon across 8 years (2002–2009) was related to indices of physical and biological ocean conditions
and adult...
2014-11 (iso8601)
|
|
Rising consumer concern over intensive food production issues has resulted in an increase in demand for organic
alternatives to a wide variety of foods including fruit and vegetables, meat and poultry. More recently, there has also been...
2001 (iso8601)
|
|
Restoring wild salmon runs to the Pacific Northwest is technically challenging, politically nasty, and socially
divisive. Pa st restoration efforts have been largely unsuccessful. Society’s failure to reverse the continuing decline of wild
salmon...
2001 (iso8601)
|
|
forth, would be likely over the long term to allow the population to survive.'" After evaluating the proposed operations and specifying a variety of mitigation measures, the agency again concluded that the proposed power system operations would...
|
|
equally among all communities and industries. 26 Moreover, development in the "recreation counties" is "threat[ening] the qualities that make such places attractive for recreation, retirement and new businesses." 27
C. The Natural Heritage...
|
|
CHAPTER XXVIII
THE COLUMBIA RIVER SALMON A description of the Columbia River would not be complete without something more than a reference to that most highly-prized of all fish, the Salmon; and which, more than any other of its products,...
2004-07-22
|
|
Title taken from subject line ; "February 9, 2000."
2024-05-04
2005-07-19 2005-05-23 |
|
This document sets forth the Board of Forestry's strategic vision for Oregon's forests for the next eight years
2024-05-04
2005-04-07 2005-03-10 |
|
Large wood has been utilized in many restoration projects to improve in-stream habitat in the Pacific Northwest for salmon. However, the benefits of this practice remain the subject of ongoing debate and evaluation of these projects has scarcely...
2014-12-03 (iso8601)
|
|
This study uses multiple regression analysis of a survey of Oregon residents to determine what factors influence an individual’s support for salmon recovery policies in Oregon. Salmon today face a variety of threats, most notably from the ‘four...
2012-06-05 (iso8601)
|
|
206 p. In the Western Water Policy Review Act of 1992, Congress charged the President with reviewing and reporting on federal activities in the west that affect the allocation and use of water resources. The legislation directed the Western Water...
1997-08-01
|
|
Minutes of the
Executive Committee of the International Pacific Salmon Investigation
Federation, a group of representatives of salmon packing and fisheries
officials in the Pacific Northwest; The International Pacific Salmon...
|
|
"March 2005." ; "GAO-05-283."
2024-05-04
2005-07-19 2005-05-03 |
