Eumicrotremus orbis (Günther, 1861) .

Pacific Spiny Lumpsucker. To 16.3 cm (6.4 in) TL (Mecklenburg et al. 2016). Pacific coast of Hokkaido, Japan to Commander and Aleutian Islands to Bering Sea as far north as Bering Strait to Puget Sound, Washington (Mecklenberg et al. 2016). Shallow water, at 2 m (6.6 ft) or less (Miller et al. 1980), to 447 m (1,466 ft) (Personal communication: University of Washington, Burke Museum of Natural History and Culture Fish Collection, Seattle, Washington); reported as deep as 575 m (1,898 ft) (Allen and Smith 1988) but without documentation. Many specimens previously recorded in the literature as E. orbis were misidentified, including those from Sea of Okhotsk, Kuril Islands, Pacific Ocean off south-eastern Kamchatka, and northeastern Bering Sea (Mecklenburg and Sheiko 2003).