Are Barred Owls displacing Spotted Owls?

Condor

Volumn 105, Issue 1, 2003, Pages 45-53

  Kelly, Elizabeth G ^a,c   Forsman, Eric D ^b   Anthony, Robert G ^a  

^a OREGON STATE UNIVERSITY   (United States)

^b PACIFIC NORTHWEST RESEARCH STATION   (United States)

^c Newport Field Office   (United States)

Author keywords

Barred Owl; Competition; Distribution; Northern Spotted Owl; Occupancy; Strix occidentalis caurina; Strix varia

Indexed keywords

STRIGIFORMES; STRIX OCCIDENTALIS; STRIX OCCIDENTALIS CAURINA; STRIX VARIA;

EID: 0037324905     PISSN: 00105422     EISSN: None     Source Type: Journal    
DOI: 10.1650/0010-5422(2003)105[45:ABODSO]2.0.CO;2     Document Type: Article

References (35)

1. AMERICAN ORNITHOLOGISTS' UNION. 1998. Check-list of North American birds. 7th ed. American Ornithologists' Union, Washington, DC.
2. BENT, A. C. 1938. Life histories of North American birds of prey. Part 2. U.S. National Museum Bulletin 170.
3. BINGHAM, B. B., AND B. R. NOON. 1997. Mitigation of habitat "take" application to habitat conservation planning. Conservation Biology 11:127-139.
4. BINGHAM, B. B., AND B. R. NOON. 1998. The use of core areas in comprehensive mitigation strategies. Conservation Biology 12:241-243.
5. BOXALL, P. C., AND P. H. R. STEPNEY. 1982. The distribution and status of the Barred Owl in Alberta. Canadian Field-Naturalist 96:46-50.
6. CONFER, J. L., AND K. KNAPP. 1981. Golden-winged Warblers and Blue-winged Warblers: the relative success of a habitat specialist and generalist. Auk 98:108-114.
7. DARK, S. J., R. J. GUTIÉRREZ, AND G. I. GOULD. 1998. The Barred Owl (Strix varia) invasion in California. Auk 115:50-56.
8. DOBKIN, D. S. 1994. Conservation and management of Neotropical migrant landbirds in the northern Rockies and Great Plains. University of Idaho Press, Moscow, ID.
9. DUNBAR, D. L., B. P. BOOTH, E. D. FORSMAN, A. E. HETHERINGTON, AND D. J. WILSON. 1991. Status of the Spotted Owl, Strix occidentalis, and Barred Owl, Strix varia, in southwestern British Columbia. Canadian Field-Naturalist 105:464-468.
10. FORSMAN, E. D., S. DESTEFANO, M. G. RAPHAEL, AND R. J. GUTIÉRREZ [EDS.]. 1996. Demography of the Northern Spotted Owl. Studies in Avian Biology 17.
11. FORSMAN, E. D., E. C. MESLOW, AND H. M. WIGHT. 1984. Distribution and biology of the Spotted Owl in Oregon. Wildlife Monographs 87:1-64.
12. FRANKLIN, A. B., D. R. ANDERSON, E. D. FORSMAN, K. P. BURNHAM, AND F. W. WAGNER. 1996. Methods for collecting and analyzing demographic data on the Northern Spotted Owl. Studies in Avian Biology 17:12-20.
13. GILL, F. B. 1980. Historical aspects of hybridization between Blue-winged and Golden-winged Warblers. Auk 104:444-449.
14. GRANT, J. 1966. The Barred Owl in British Columbia. Murrelet 47:39-45.
15. HAMER, T. E. 1988. Home range size of the Northern Barred Owl and Northern Spotted Owl in western Washington. M.Sc. thesis, Western Washington University, Bellingham, WA.
16. HAMER, T. E., E. D. FORSMAN, A. D. FUCHS, AND M. L. WALTERS. 1994. Hybridization between Barred and Spotted Owls. Auk 111:487-492.
17. HAMER, T. E., D. L. HAYS, C. M. SINGER, AND E. D. FORSMAN. 2001. Diets of Northern Barred Owls and Northern Spotted Owls in an area of sympatry. Journal of Raptor Research 35:221-227.
18. HARRINGTON-TWEIT, B., P. W. MATTOCKS, AND E. S. HUNN. 1979. North Pacific Coast region. American Birds 33:892.
19. HERTER, D. R., AND L. L. HICKS. 2000. Barred Owl and Spotted Owl populations and habitat in the central Cascade Range of Washington. Journal of Raptor Research 34:279-286.
20. JOHNSON, N. K. 1994. Pioneering and natural expansion of breeding distributions in western North American birds. Studies in Avian Biology 15:27-44.
21. KÖNIG, C., F. WEICK, AND J.-H. BECKING. 1999. Owls: a guide to the owls of the world. Yale University Press, New Haven, CT.
22. LAIDIG, K. J., AND D. S. DOBKIN. 1995. Spatial overlap and habitat associations of Barred Owls and Great Horned Owls in southern New Jersey. Journal of Raptor Research 29:151-157.
23. LESKIW, T., AND R. J. GUTIÉRREZ. 1998. Possible predation of a Spotted Owl by a Barred Owl. Western Birds 29:225-226.
24. MAYR, E., AND L. L. SHORT. 1970. Species taxa of North American birds. Publications of the Nuttall Ornithological Club 9.
25. MAZUR, K. M., AND P C. JAMES. 2000. Barred Owl (Strix varia). In A. Poole and F. Gill [EDS.], The birds of North America, No. 508. The Birds of North America, Inc., Philadelphia, PA.
26. NEHLS, H. 1998. Records of the Oregon Bird Records Committee. Oregon Bird Records Committee, Portland, OR.
27. REICHARD, T. A. 1974. Barred Owl sightings in Washington. Western Birds 5:138-140.
28. REID, J., R. B. HORN, AND E. D. FORSMAN. 1999. Detection rates of Spotted Owls based on acoustic-lure and live-lure surveys. Wildlife Society Bulletin 27:986-990.
29. ROOT, T. L., AND J. D. WECKSTEIN. 1994. Changes in distribution patterns of select wintering North American birds from 1901 to 1989. Studies in Avian Biology 15:191-201.
30. SAS INSTITUTE INC. 1998. The SAS system for Windows, release 7.00. SAS Institute, Inc., Cary, NC.
31. SHARP, D. U. 1989. Range extension of the Barred Owl in western Washington and first breeding record on the Olympic Peninsula. Journal of Raptor Research 23:179-180.
32. SHEA, D. S. 1974. Barred Owl records in western Montana. Condor 76:222.
33. TAYLOR, A. L., AND E. D. FORSMAN. 1976. Recent range extensions of the Barred Owl in western North America, including the first records for Oregon. Condor 78:560-561.
34. UNITED STATES DEPARTMENT OF INTERIOR. 1990. Endangered and threatened wildlife and plants: determination of threatened status for the Northern Spotted Owl. Federal Register 55:26114-26194.
35. WRIGHT, A. L., AND G. D. HAYWARD. 1998. Barred Owl range expansion into the central Idaho wilderness. Journal of Raptor Research 32:77-81.