heads in Ilivit Mts. flows SW to Yukon River, E of Arctic Island and 5 mi. N of Russian Mission, Yukon-Kuskokwim Delta.
Eskimo name shown on a 1916 field sheet by R. H. Sargent, U.S. Geological Survey (USGS), as "Kaiku," although the name was published as "Kako," (Harrington, 1918, map).
Arctic Island, Circle Island, Esther Island, Flora Island, Grand Island, Johnson Island,
Lakes:Kako Lake, Nunvotchuk Lake, Ocolaksuk Lake, Onolavik Lake,
Mine:Mountains:Mountain Passes:Rivers:Circle Slough, Talbiksok River, Thirtytwo Kazyga Slough,
Streams:Streams:Cities: