Statistical estimators for monitoring spotted owls in Oregon and Washington in 1987
By: Timothy A. Max, Ray A. Souter, and Kathleen A. O'Halloran.
Contributors: Souter, Ray A. 1953-; O'Halloran, Kathleen A.
Series: Research paper PNW -- RP-420.; Research paper PNW -- 420.
Publisher: U.S. Dept. of Agriculture, Pacific Northwest Research Station
Published: 1990
Place of publication: Portland, Or
Language: eng
Number of pages: 13
Subjects: Spotted owl -- Northwest, Pacific.; Bird populations -- Northwest, Pacific -- Measurement.; Ornithology -- Statistical methods.
Notes: Cover title.

Includes bibliographical references (p. 13).

Also issued online.

Also issued online.