between Glacier and North Fork Koyukuk Rivers, 15 mi. W of Wiseman, Brooks Range
Named for Jack Delay, prospector in the region; reported in 1929 by Marshall (1956, p. 9).
Bluecloud Creek, Conglomerate Creek, Horse Creek, Ipnek Creek, LaSalle Creek, Mascot Creek, Pearl Creek, Richmond Creek, Rock Creek, Rock Creek, Ruby Creek,