Aerial and ship-based surveys of northern sea lions (Eumetopias jubatus) in the Gulf of Alaska and Aleutian Islands during June of July 1990
By: by Richard L. Merrick ... [et al.].
Contributors: Merrick, Richard L.; United States. National Marine Fisheries Service.
Series: NOAA technical memorandum NMFS F/NWC -- 196.
Publisher: U.S. Dept. of Commerce, National Oceanic and ATmospheric Administration, National Marine Fisheries Service
Published: 1991
Place of publication: [Seattle, Wash.]; Springfield, VA; Available from the National Technical Information Service, U.S. Dept. of Commerce
Language: eng
Number of pages: 34
Subjects: Eared seals -- Alaska -- Aleutian Islands.; Eared seals -- Alaska, Gulf of.; Steller's sea lion.
Notes: "April 1991."

Includes bibliographical references (p. 12-14).