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Filtering by: Creator Park, Soon-Ung Academic Affiliation Fisheries and Wildlife Committee Member Anthony, Robert

Golden Eagles in Denali National Park and Preserve : productivity and survival in relation to landscape characteristics of nesting territories

Creator:

McIntyre, Carol L.

Abstract:

Denali National Park and Preserve (Denali) contains one of the highest densities of nesting Golden Eagles (Aquila cluysaetos) in North America. Productivity of this migratory population varies both temporally and spatially. Regardless of prey abundance, more fledglings are consistently produced at some nesting territories than others. In many raptor studies,...

Resource Type:

Dissertation

Full Text:

Denali National Park and Preserve: Productivity and Survival in Relation to Landscape Characteristics of
The range expansion of the northern barred owl : an evaluation of the impact on spotted owls

Creator:

Kelly, Elizabeth G.

Abstract:

Since their range expansion into the Pacific Northwest, anecdotal evidence suggests that northern barred owls (Strix varia varia) may be displacing northern spotted owls (Strix occidentalis caurina). My objectives were to characterize barred owl distribution and population increase in Oregon, investigate spotted owl territory performance before and after barred owl...

Resource Type:

Masters Thesis

Full Text:

. Data from this study suggest that barred owls pose a threat to spotted owls but it is too soon to