heads at 6657N,15412W, flows SW to Koyukuk River, 32 mi. WSW of Hughes, Hogatza High. 120 miles long.
Koyukuk Indian name reported in 1885 by Lieutenant Allen (1887, p. 103), USA. This feature appears to be the same stream that Lieutenant Stoney (1900, map) refers to as "Kokachatna" or "Kokachutna."
Bear Creek, Caribou Creek, Clear Creek, First Creek, High Creek, Hogatzakhotak Creek, McLanes Creek, Wallick Creek,