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1 December 2007
EFFECTS OF BARRED OWLS ON SPOTTED OWLS: THE NEED FOR MORE THAN INCIDENTAL DETECTIONS AND CORRELATIONAL ANALYS
Kent B. Livezey,
Tracy L. Fleming
![](/ContentImages/journals/rapt/41/4/4/WebImages/08921016-41.4.cover.jpg)
Journal of Raptor Research
Vol. 41 • No. 4
December 2007
Vol. 41 • No. 4
December 2007
Barred Owl
incidental data
Northern Spotted Owl
Strix occidentalis caurina
Strix varia
survey methods