flows NW to Hazen Bay, on Nelson I., 13 mi. NE of Cape Vancouver, Yukon-Kuskokwim Delta. 5 miles long.
Eskimo name meaning "having humpbacked salmon" obtained at Tanunak in 1949 by U.S. Coast and Geodetic Survey (USC&GS).
Ukuk,
Bays:Capes:Atrnak Point, Chinigyak Cape, Chinit Point,
Cities:Hills:Kasinuk Mountain, Nealruk Mountain,
Islands:Kigigak Island, Nunivachak Island,
Mountains:Erchakrtuk Mountain, Killinupak Mountain, Ugchirnak Mountain,
Rivers:Alakuchak River, Ikalugtulik River, North Fork Tununak River, Toksook River, Tununak River,
Cities: