Description
4 mi. NW of Chichagof, on W coast of Chichagof I., Alex. Arch.
History
Named in 1926 by U.S. Coast and Geodetic Survey (USC&GS) for the U.S. Coast and Geodetic Survey (USC&GS) steamer Lydonia, which anchored near the foot of Mount Lydonia, just northwest of the island, a few years before.