in distributary system of Yukon River, extends NW between Kashunuk Slough and Yukon River, 43 mi. NW of Marshall, Yukon-Kuskokwim Delta. 22 miles long.
Local name reported by Harrington (1918, p. 1), U.S. Geological Survey (USGS).
Andreafsky River, Big River, Driftwood Slough, East Fork Andreafsky River, Margaret Slough,
Streams:Hills Slough, Steamboat Slough,
Streams:Hut Creek, Mankakvik Creek, Nankahkwik Creek, Takonak Creek,
Cities: