Aerial observer's guide to North American waterfowl
Subtitle: identifying and counting birds from the air
By: Timothy D. Bowman
Edition: 1st ed.
Publisher: U.S. Fish and Wildlife Service
Published: 2014
Place of publication: Anchorage, Alaska
Language: eng
Number of pages: 79
ISBN-13: 9781938956027
Subjects: Waterfowl; Identification; Counting; Bird surveys; Aerial surveys in wildlife management
Other titles: North American waterfowl
Notes: Cover title.