heads in lake at 683630N1491630W, flows N 120 mi. to Kuparuk River, 35 mi. SW of Gwydyr Bay; Arctic Plain.
Eskimo name for common loon (Gavia immer) and yellow-billed loon (Gavia adamsi); often spelled "tudlik" or "tulik"; given about 1951 by U.S. Geological Survey (USGS) geologists.