Hemilepidotus zapus Gilbert & Burke, 1912 .

Longfin Irish Lord. To 28.7 cm (11.3 in) TL (Mecklenburg et al. 2002). Northern Kuril Islands, and Commander Islands (Tokranov et al. 2003); Attu Island, Aleutian Islands to south-western Gulf of Alaska off Chernabura Island (Mecklenburg et al. 2002), and northern Gulf of Alaska at Prince William Sound (Personal communication: University of Washington, Burke Museum of Natural History and Culture Fish Collection, Seattle, Washington). Larvae have been collected from south-central and southeastern Bering Sea (Matarese et al. 2003; Personal communication: University of Washington, Burke Museum of Natural History and Culture Fish Collection, Seattle, Washington). Benthic; depth: 25–530 m (82–1,739 ft) (min.: Personal communication: University of Washington, Burke Museum of Natural History and Culture Fish Collection, Seattle, Washington; max.: Tokranov et al. 2003).