Description
Happy Slough is located ahabranch of Koyukuk River, 17 mi. NE of Roundabout Mtn., Koyukuk Low. 16 miles long.
History
Local name obtained at Huslia by U.S. Geological Survey (USGS) in 1954 or 1955.
Yukon-Koyukuk County · Alaska
Happy Slough is located ahabranch of Koyukuk River, 17 mi. NE of Roundabout Mtn., Koyukuk Low. 16 miles long.
Local name obtained at Huslia by U.S. Geological Survey (USGS) in 1954 or 1955.