on coast of Beaufort Sea, extends E into Harrison Bay, Arctic Plain
Eskimo name published on Maguire's map (Great Britain, 1854, facing p. 186) as "Attigaru," and on Surgeon John Simpson's map of about the same date as "At-ligga-ru." Orth was told by an Anaktuvuk Pass Eskimo in 1956 that it may mean "old coat" (atigaruak).