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Filtering by: Creator Jacobs, Dakota C. Advisor Anthony, Robert G. Committee Member Pereira, Cliff

Local weather, regional climate, and population dynamics of northern spotted owls in Washington and Oregon

Creator:

Glenn, Elizabeth M.

Abstract:

Since the early 1990s, declines in northern spotted owl (Strix occidentalis caurina) populations have been documented through extensive field surveys and range-wide demographic analyses. Although loss of late-successional forest has been credited as the primary cause for spotted owl population declines, environmental variation has also been shown to influence vital...

Resource Type:

Dissertation

Full Text:

conditions, total snowfall, and number of days ≥ 32˚C on 6 northern spotted owl study areas in Oregon and