S of Alaska Penin, 4 mi. E of Cape Kumliun and 27 mi. SW of Cape Kunmik, Aleutian Range
Eskimo name published as "I(le) Ouna-nighmack" by von Krusenstern (1827, map 20), Imperial Russian Navy (IRN), and as "O(strov) Unavikhshak" by the Russian Hydrographic Dept. (1847, Chart 1379).