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Survival and Home-range Size of Northern Spotted Owls in Southwestern Oregon

Creator:

Schilling, Jason W., Dugger, Katie M., and Anthony, Robert G.

Abstract:

In the Klamath province of southwestern Oregon, Northern Spotted Owls (Strix occidentalis caurina) occur in complex, productive forests that historically supported frequent fires of variable severity. However, little is known about the relationships between Spotted Owl survival and home-range size and the characteristics of fire-prone, mixed-conifer forests of the Klamath...

Resource Type:

Article

Full Text:

RAPTOR RESEARCH FOUNDATION, INC. VOL. 47 MARCH 2013 No. 1 J. Raptor Res. 47(1):1-14 © 2013 The Raptor
Survival Rates of Northern Spotted Owls in Post-fire Landscapes of Southwest Oregon

Creator:

Clark, Darren A., Anthony, Robert G., and Andrews, Lawrence S.

Abstract:

We estimated annual survival rates (S) of 23 radio-marked Northern Spotted Owls (Strix occidentalis caurina) at the Quartz and Timbered Rock burns and adjacent areas in southwest Oregon. We used known-fate models in program MARK to test for differences in survival among three groups (owls dwelling inside of burned areas,...

Resource Type:

Article

Full Text:

@oregonstate.edu J. Raptor Res. 45(1):000–000 E 2011 The Raptor Research Foundation, Inc. 0 adopted to