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Filtering by: Creator Wiggen, Eugene Cyrus Degree Field Wildlife Science Degree Name Doctor of Philosophy (Ph.D.)

California condors in the Pacific Northwest : integrating history, molecular ecology, and spatial modeling for reintroduction planning

Creator:

D'Elia, Jesse

Abstract:

Reintroduction programs are increasingly being used to save animals from extinction and aid in their recovery. The California Condor (Gymnogyps californianus), one of the most endangered birds in the world, is a remarkable example of how reintroduction programs can help rapidly increase a species' population numbers and range following a...

Resource Type:

Dissertation
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:

Wildlife at OSU, including Scott Austed, Jan Cyrus, Trish House, Kim Howard, Aaron Moffett, and Jane