tumensis, Brachymystax Mori [T.] 1930:42 [4], Pl. 3 (fig. 1) [Journal of the Chosen Natural History Society No. 11; ref. 16505] Tumen [Tumen-ula] River, Yen-gan, Korea. Holotype: whereabouts unknown. Additional specimens: (12, lost). For remarks on systrematics see Kottelat 2006:17-18 [ref. 28831] and Bogutskaya et al. 2008:345 [ref. 30085]. •Synonym of Brachymystax lenok (Pallas 1773) -- (Berg 1948:300 [ref. 12882], Dorofeeva & Savvaitova 1998:31 [ref. 23574], Sideleva 2001:46 [ref. 26181], Sideleva 2003:12 [ref. 27815], Alekseyev et al. 2004:45 [ref. 27625]). •Valid as Brachymystax tumensis Mori 1930 -- (Bogutskaya et al. 2001:45 [ref. 26178], Shedko & Shedko 2003:330 [ref. 27966], Bogutskaya & Naseka 2004:151 [ref. 28183], Ma et al. 2005:257 [ref. 32145], Kottelat 2006:17 [ref. 28831] as cf. tumensis, Bogutskaya et al. 2008:345 [ref. 30085], Parin et al. 2014:130 [ref. 33547], Xing et al. 2015:193 [ref. 33820], Zhang et al. 2016:188 [ref. 34477], Dyldin & Orlov 2016:676 [ref. 34853], Romanov et al. 2017:825 [ref. 35687], Dyldin et al. 2020:104 [ref. 37569], Dyldin et al. 2021:28 [ref. 38804], Dyldin & Orlov 2021:69 [ref. 38158], Bogdanov & Knizhin 2022:1695 [ref. 40154]). Current status: Valid as Brachymystax tumensis Mori 1930. Salmonidae: Salmoninae. Distribution: East Asia: Korea. Habitat: freshwater.