flows SE to Koyukuk River 3 mi. downstream from the mouth of Hogatza River 35 mi. W of Hughes. 8 miles long.
Koyukan Indian name given as "Little Hog River" by Lieutenant Camden, U.S. Revenue-Cutter Service (USRCS), in 1900. The present name is from Orth in 1956.
Aloha Creek, Bear Creek, Caribou Creek, Clear Creek, Dry Creek, First Creek, High Creek, Hogatzakhotak Creek, McLanes Creek, Moraine Creek, Wallick Creek,