Description
Gain Island is located at entrance to Gambier Bay, 60 mi. NE of Sitka, Alex. Arch. 1 mile long.
History
Named in 1889 by Lieutenant Commander H. B. Mansfield, U.S. Navy (USN); name published by U.S. Coast and Geodetic Survey (USC&GS) in 1891 Coast Pilot (p. 144).