Wading birds as biological indicators
Subtitle: 1975 colony survey
By: by Thomas W. Custer, Ronald G. Osborn.
Contributors: Osborn, Ronald G.; U.S. Fish and Wildlife Service.
Series: Special scientific reports; wildlife -- 206.
Publisher: Fish and Wildlife Service, U.S. Department of the Interior
Published: 1977
Place of publication: Washington, D.C
Language: eng