8 mi. E of Billings Head, Akun I., Aleutian Islands.
HistoryNamed in 1937 by U.S. Coast and Geodetic Survey (USC&GS), because it was discovered by the use of the fathometer, an instrument used for measuring water depth.
Akun Bay, Chimney Cove, Cross Bay, Derbin Bay, Kelp Bay, Seredka Bay, Yaagadgusix,
Beaches:Capes:Agan, Billings Head, Cross Point,
Channels:Avatanak Strait, Derbin Strait, Rooto Strait,
Cliffs:Islands:Avatanak Island, Basalt Rock, Derbin Island, Poa Island, Tangik Island, Tanginak Island,
Mountain Passes: