Known from the Aleutian Is. (Refs. 95344, 105778), Glacier Bay (Ref. 104351), Kodiak Island, Prince William Sound, Kuiu Island and Kachemak Bay (Ref. 105775). C: Refs. 8310, 97471, 104351, 105775, 105778; R: Ref. 95344.
C = country distribution; M = map distribution; O = occurrence data; R = regional distribution