S coast of Unalaska I., Aleutian Islands.
Russian name published by Captain Tebenkov (1852, map 26), Imperial Russian Navy (IRN), as "Z(aliv) Usova" meaning "Usof's Bay." It was called Whalebone Bay in 1888 by U.S. Bureau of Fisheries (USBF).
Anderson Bay, Blueberry Bay, Cannery Bay, Crow Arm, Eagle Bay, Final Bay, Johnson Cove, Naginak Cove, Open Bay, Protection Bay, Raven Bay, Samgan Udaa, Staraya Bay, Three Island Bay, Udamak Cove, Usof Bay,
Capes:Anderson Point, Cape Prominence, Cape Yanaliuk, Iksiak Point, Ikslak Point, Kayak Cape, Reef Point, Snipe Point, Whalebone Cape,
Islands:Gull Island, Ogangen Island, Peter Island, Unalaska Island, Ungluchin,
Pillars:Mountain Ranges: