Arlington, Va. (130 Webb Building, 4401 N. Fairfax Dr., Arlington 22203) Dept. of the Interior, Fish and Wildlife Service, Publications Unit 1993 .
ii, 40 p. , Cover title: U.S. Fish and Wildlife Service. 28 cm..

Washington, D.C. U.S. Fish and Wildlife Service, Dept. of the Interior , Description based on: Oct. 1996; title from journal cover page (viewed Oct. 25, 2002)