faces Bering Sea, on W coast of Davidof I., Rat Islands., Aleutian Islands. 1.3 miles wide.
HistorySo named in 1928 by U.S. Coast and Geodetic Survey (USC&GS) "because it is partly encircled by ridges of igneous rock."
Amos Cove, Crater Bay, Gunners Cove, Southeastern Cove, West Cove, William Cove, Williwaw Cove,
Capes:Ayugadak Point, Double Point, Finger Point, Gray Point, Gula Point, Iron Point, Krysi Point, Northwest Head, Patterson Point, Prokhoda Point, Sitkin Point, South-southwest Point,
Channels:Khvostof Pass, Little Sitkin Pass, Rat Island Pass,
Islands:Davidof Island, Hawadax Island, Khvostof Island, Little Sitkin Island, Pin Rock, Pyramid Island, Segula Island,
Mountains: