3 mi. E of Dolgoi I., one of Pavlof Is., Aleutian Range
Named Poperechnoi, meaning crosswise, on Russian Hydrographic Dept. Chart 1379 (1847); the island is also shown on an 1890 U.S. Bureau of Fisheries (USBF) chart. The Aleut name is Kuiagdak.
Dolgoi Island, East Rock, Hunter Island, Hunter Island Breakers, John Rock, John Rock, Midway Rock, Olga Rock, The Pinnacle, Poperechnoi Island, South Rocks, Ukolnoi Island, Ukolnoi Rocks, Wosnesenski Island,