2 mi. N of Big Koniuji I., in Shumagin Is., Aleutian Range. 0.6 mile long.
Descriptive name given by fishermen because of the island's abrupt rise to 825 feet; reported in 1872 by W. H. Dall, U.S. Coast and Geodetic Survey (USC&GS).
Fairweather Bay, Flying Eagle Harbor, Yukon Harbor,
Capes:Islands:Big Koniuji Island, Castle Rock, Hall Island, Herendeen Island, Murre Rocks, Peninsula Island,