bergi, Cyclopteropsis Popov [A. M.] in Soldatov & Popov 1929:240 [Doklady Akademii Nauk SSSR, Ser. A (Comptes Rendus de l'Académie des Sciences de l'URSS), Leningrad 1929; ref. 4163] Northern Okhotsk Sea, Russia, 58°57'N, 148°44'E and 57°36'N, 140°34'E. Syntypes: ZIN 22006 and 22007 (3, 1). See Mecklenburg & Sheiko 2003:4 [ref. 27295] for comments on types and status. Appeared as Cyclopteropsis bergii in Popov 1930:73 [ref. 3545], and as C. bergi in Popov 1931:90 [ref. 3543]. Expanded description with figure, type, and locality information given in Popov 1931:90 [ref. 3545]. •Valid as Cyclopteropsis bergi Popov 1929 -- (Lindberg & Legeza 1955:449 [ref. 2785], Ueno 1970:111 [ref. 26199], Kido in Masuda et al. 1984:336 [ref. 6441], Lindberg & Krasyukova 1987:366 [ref. 15964], Sokolovskaya et al. 1998:11 [ref. 24670], Nakabo 2000:662 [ref. 25086], Nakabo 2002:662 [ref. 26001], Parin et al. 2002:S105 [ref. 28300], Mecklenburg & Sheiko 2003:4 [ref. 27295], Fedorov et al. 2003:92 [ref. 27579], Shinohara et al. 2014:255 [ref. 33330] as Cyclopterus, Parin et al. 2014:305 [ref. 33547], Voskoboinikova 2015:221 [ref. 33934], Voskoboinikova & Chernova 2016:35 [ref. 34360]). •Synonym of Eumicrotremus asperrimus (Tanaka 1912) -- (Hatano et al. 2015:1121 [ref. 35423] with question). •Valid as Eumicrotremus bergi (Popov 1829) -- (Oku et al. 2017:55 [ref. 35060], Stevenson et al. 2017:432 [ref. 35471], Voskoboinikova & Orlovskaya 2020:17 [ref. 38114], Dyldin & Orlov 2022:206 [ref. 39115]). Current status: Valid as Eumicrotremus bergi (Popov 1929). Cyclopteridae: Eumicrotreminae. Distribution: Northwestern Pacific: northwestern Bering Sea to Okhotsk Sea, to Japan Sea off North Korea and Sado Island. Habitat: marine.