Index Catalog // ScholarsArchive@OSU

Start Over

Filtering by: Subject Spotted owl -- Nests -- Oregon Language English [eng] Subject Northern spotted owl -- Oregon, Western -- Reproduction

Age-specific and lifetime reproductive success of known age Northern Spotted Owls on four study areas in Oregon and Washington

Creator:

Loschl, Peter J.

Abstract:

Northern Spotted Owls (Strix occidentalis caurina) are a long-lived forest owl and range-wide declines in their numbers have resulted in the species being listed as threatened under the endangered species act. While many studies have been focused on population trends and reproductive performance of Spotted Owls from different age-classes, none...

Resource Type:

Masters Thesis

Full Text:

Areas in Oregon and Washington. Abstract approved: Eric D. Forsman Northern Spotted Owls
Competitive interactions and resource partitioning between northern spotted owls and barred owls in western Oregon

Creator:

Wiens, J. David

Abstract:

The federally threatened northern spotted owl (Strix occidentalis caurina) is the focus of intensive conservation efforts that have led to much forested land being reserved as habitat for the owl and associated wildlife species throughout the Pacific Northwest of the United States. Recently, however, a relatively new threat to spotted...

Resource Type:

Dissertation

Full Text:

spotted owls and barred owls on the owl interaction study area in western Oregon, USA, 2007– 2009