Index Catalog // ScholarsArchive@OSU

Creator:: Blakely, Kevin L.
Abstract:: Seasonal diet and food selection of California quail (Callipepla californica) were studied at E.E. Wilson Wildlife Area, Oregon, during 1985 to 1987. Analysis of diets of 105 quail, along with information from 117 quail taken during 1976 to 1978 revealed 14 key plant foods. Collectively, the key foods composed 87%...
Resource Type:: Masters Thesis
Full Text:: numerous occasions for continued field and office exploits. I also owe thanks to committee members Bob

Creator:: Thompson, Rebecca L., 1966-
Resource Type:: Masters Thesis
Full Text:: members John Hayes and Bob Anthony for their valuable suggestions, constructive criticism, and editorial

Creator:: Ostermann, Stacey D.
Abstract:: The status of wild sheep in North America typifies the plight of many wildlife species in modern times: wild sheep have declined to 10-40% of their numbers during pristine times and on a global scale approximately 31% of Caprine are considered threatened or critical. As human populations and the number...
Resource Type:: Masters Thesis
Full Text:: Drs. Susan Haig and Bob Anthony for being sources of wisdom and encouragement throughout my graduate

Creator:: Gregg, Michael A.
Abstract:: Sage grouse (Centrocercus urophasianus) populations in Oregon declined during the past 30 years as a result of impaired productivity. The western subspecies (C. u. phaios) was listed as a candidate for threatened and endangered status by the Department of the Interior in 1985 because of declines in Oregon and Washington...
Resource Type:: Masters Thesis

Creator:: Vesely, David G. (David Gordon), 1954-
Abstract:: I examined the abundance and habitat associations of terrestrial amphibian species and the species richness of terrestrial amphibian communities in riparian buffer strips, clearcuts, and unmanaged riparian forests. The study was conducted in the western hemlock (Tsuga heteropliylla) vegetation zone of the northern and central Oregon Coast Range. Data were...
Resource Type:: Masters Thesis

Creator:: McCracken, Marti L.
Abstract:: Variable area surveys are used in large geographic regions to estimate the density of birds distributed over a region. If some birds go undetected, a measure of the effective area surveyed, the amount of area occupied by the birds detected, is needed. The effective area surveyed is determined by observational,...
Resource Type:: Dissertation
Full Text:: Thomas, Prof. Bob Anthony, and Prof. James Richman for their careful reading of this dissertation and

Creator:: Waldien, David L.
Abstract:: Management of habitat for bats requires sound information on their habitat requirements. I used radio telemetry to identify 80 roosts for 24 long-eared myotis (Myotis evotis); 74 roosts were identified for 21 females and 6 roosts for 3 males. Females primarily used dead and defective conifer trees (n=22) and conifer...
Resource Type:: Masters Thesis

Creator:: Feen, Jeffrey S.
Abstract:: I studied selection of winter den sites by northern flying squirrels (Glaucomys sabrinus) in forests of the Oregon Cascades. Fifty-six squirrels were radio-collared in three managed, 80- to 1 30-year-old Douglas-fir stands on the Umpqua Nationa Forest during the winters of 1994-95 and 1995-96. Squirrels were located at their den...
Resource Type:: Masters Thesis

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