Artificial nest structures for ospreys
Subtitle: a construction manual
By: Peter J. Ewins.
Publisher: Environment Canada, Canadian Wildlife Service; Great Lakes Cleanup Fund
Published: 1994
Place of publication: Ontario
Language: eng
Number of pages: 41
Subjects: Osprey -- Nests -- Design and construction.
Notes: Includes bibliographical references (p. 39).
"December 1994."