Description
Heads in the Shublik Mountains, flows circuitously E to the Sadlerochit River 1.5 mi upstream from the mouth of Dodo Creek22 mi. NW of Mount Michelson, Brooks Range. 13 miles long.
History
So named by U.S. Geological Survey (USGS) geologists in 1948 because it flows partly through Ignek Valley; "Ionek" means "fire" in Eskimo.