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Browsing Theses, Dissertations and Student Research Papers (Fisheries and Wildlife) by Title
Now showing items 1-20 of 707
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(1968-08-30)The abundance and distribution of the Pacific harbor seal (Phoca vitulina richardi) and the northern or Stellar sea lion (Eumetopias jubata) in Oregon are described, The number of seals and sea lions presented for bou ...
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(1996-09-04)Ten species of bats occur in the Oregon Coast Range and are hypothesized to be associated with late-successional forests. The development of characteristics of late-successional forests in young forest stands can be ac ...
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(1977-07-22)Mean weights, lengths, and condition factors of three isozyme phenotypes of lactate dehydrogenase (LDH) enzyme differed significantly for experimentally reared winter steelhead trout (Salmo gairdneri) fry. Time of eme ...
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(1958-05-08)
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(1998-06-26)Upper Klamath Lake in southern Oregon has two species of lacustrine suckers, Lost River sucker Deltistes luxatus and shortnose sucker Chasmistes brevirostris that were historically abundant. Results of surveys performe ...
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(1993-01-22)The corvina reina (Cynoscion albus) is an important part of the artisanal fishery in the Gulf of Nicoya, Costa Rica. Stock assessment on this sciaenid species has been restricted to the use of length-based methods beca ...
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(1996-06-24)Waldo Lake, located in the Oregon Cascades, is considered to be one of the most dilute lakes in the world. Even with very low nutrient concentrations and sparse populations of zooplankton, introduced fish in the lake ...
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(1965-07-27)A study was conducted at Yaquina Bay, Oregon, to determine the age-fecundity relationships in the striped seaperch Embiotoca lateralis. A questionnaire was sent to California, Oregon, and Washington to ascertain what ...
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(1997-02-03)Intermittent, headwater streams recently have been recognized as important components of forest ecosystems and have been provided increased protection by the Northwest Forest Plan. However, few studies have examined th ...
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(1974-07-01)The ³²P material balance method for measuring periphyton production and grazing rates on periphyton in streams developed by Elwood and Nelson (1972) was evaluated by laboratory and field experiments. Three basic assumpti ...
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(1994-02-25)Deforestation and forest fragmentation are the primary threats to the habitat of endangered lion-tailed macaques, Macaca silenus, in Karnataka, India. Landsat satellite images of northwest Karnataka, India, from 1977 a ...
Now showing items 1-20 of 707
