heads at 653900N1560200W, flows SW to Koyukuk River, 9 mi. SE of Roundabout Mtn., Koyukuk Low. 63 miles long.
Name published in 1959 by U.S. Geological Survey (USGS). See Dulbi River.
Fish Lake, Grass Lake, Long Lake, Teethcanoe Lake,
Rivers:Dulbi River, Dulbi Slough, Richards Slough,
Streams: