Ranges from near Hinchinbrook I., Prince William Sound (Ref. 10279) to southeastern Alaska (Ref. 27547). Reported from Shelikof Strait, western Gulf of Alaska (Ref. 96339). The record from the Nushagak River in the Bristol Bay area (Gilbert 1896, Ref. 11458) is an error (Ref. 27547). Locally and seasonally abundant, appearing chiefly during spawning runs (Ref. 27547). Also Ref. 5723, 6876, 6885, 10280, 27436, 119194.