Aerial surveys of endangered whales in the Beaufort Sea, Fall 1988 [microform] /
Treacy, Stephen D.
United States.Minerals Management Service.Alaska OCS Region.
Anchorage, Alaska : U.S. Dept. of the Interior, Minerals Management Service, Alaska OCS Region,
1989.
Includes bibliographical references (p. 63-64).
"MMS 89-0033."
Microfiche.
Whales
Aerial photography in zoology
Endangered species