Melamphaes lugubris Gilbert, 1891. Highsnout Bigscale or Highsnout Ridgehead. To 10.9 cm (4.3 in) SL (Sinclair and Stabeno 2002). Subarctic North Pacific from Japan (Fujii in Masuda et al. 1984), and Sea of Okhotsk, to Bering Sea (about 56°N), and Gulf of Alaska (Mecklenburg et al. 2002), to southern Baja California (25°30’N, 115°17’W) (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California); one record from off Michoacán (17°54.1’N, 103°23.8’W), Mexico (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California). Adults mesopelagic and bathypelagic; depths: 150– 2,287 m (492–7,501 ft) (min.: Mecklenburg et al. 2002; max.: Personal communication: Los Angeles County Museum of Natural History Fish Collection, Los Angeles, California); juveniles as shallow as 30 m (98 ft) (Personal communication: Russian Academy of Science Ichthyological Collecton at Saint Petersberg). A record of 4,393 m (16,200 ft) (Personal communication: Scripps Institution of Oceanography Fish Collection, La Jolla, California) was based on the maximum depth fished by a midwater trawl and may represent a catch shallower than the maximum depth.