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Filtering by: Creator Sprague, Christy L. Academic Affiliation Fisheries and Wildlife Committee Member Dugger, Katie M.

Development of a Structured Adaptive Approach to Klamath Basin Sucker Recovery Planning

Creator:

Barajas, Miguel F.

Abstract:

Listed as endangered in 1988, the Lost River sucker (Deltistes luxatus) and Shortnose sucker (Chasmistes brevirostris) were once abundant and widely distributed in the Klamath Basin in Southern Oregon and Northern California. Populations of both species have been declining since the late 1960’s. Factors thought responsible for declines include naturally...

Resource Type:

Masters Thesis

Full Text:

Sprague River feeds into the northern side of Upper Klamath Lake along with the Wood River. The
Assessment of mule deer fawn survival and birth site habitat attributes in south-central Oregon

Creator:

Speten, David

Abstract:

Mule deer (Odocoileus hemionus) populations in south-central Oregon are near their lowest levels since census efforts began in 1961. I investigated fawn survival, cause-specific mortality, and factors contributing to mortality from 2010 – 2012 to identify potential causes for the decline. I also explored pre-parturition and parturition site characteristics. I...

Resource Type:

Masters Thesis

Full Text:

per square mile derived from 33 track count transects within the Sprague herd management unit, south
Piscivorous colonial waterbirds in the Columbia River estuary : demography, dietary contaminants, and management

Creator:

Suzuki, Yasuko

Abstract:

Caspian terns (Hydroprogne caspia) and double-crested cormorants (Phalacrocorax auritus) nest in large colonies on East Sand Island in the Columbia River estuary, the largest known colonies for the two species in the world. Both species of piscivorous colonial waterbirds have been identified as predators with a significant impact on the...

Resource Type:

Dissertation

Full Text:

Bixler, Stefanie Collar, Brendan Courtot, Karen Courtot, Dave Craig, Christy Hands, Lauren Kerr, Tim

ScholarsArchive@OSU

Development of a Structured Adaptive Approach to Klamath Basin Sucker Recovery Planning

Assessment of mule deer fawn survival and birth site habitat attributes in south-central Oregon

Piscivorous colonial waterbirds in the Columbia River estuary : demography, dietary contaminants, and management

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