frisii, Leuciscus Nordmann [A. von] 1840:487 [Voyage dans la Russie méridionale et la Crimée; ref. 3209] Market in Odessa, Danube, Bug, Dniester, and Dnieper rivers. Syntypes: ?NMW 50456 (2). Incorrectly spelled frizii by Slastenenko 1955-56:131 [ref. 6450]. •Valid as Rutilus frisii (Nordmann 1840) -- (Berg 1949:532 [ref. 20661], Mitrofanov et al. 1987:72 [ref. 37731], Coad 1995:19 [ref. 23608], Coad 1996:84 [ref. 25304], Bogutskaya 1997:178 [ref. 23566], Kottelat 1997:77 [ref. 22952], Reshetnikov et al. 1997:741 [ref. 24702], Bogutskaya 1998:69 [ref. 23589], Coad 1998:102 [ref. 23869], Bogutskaya et al. 2001:43 [ref. 26178], Bogutskaya & Naseka 2004:87 [ref. 28183], Vassilev & Pehlivanov 2005:170 [ref. 28369], Bogutskaya & Iliadou 2006:294 [ref. 28494], Fricke et al. 2007:46 [ref. 29533], Kottelat & Freyhof 2007:240 [ref. 29996], Ninua & Japoshvili 2008:167 [ref. 31251], Marić 2010:157 [ref. 31515], Perea et al. 2010:15 [ref. 31802], Parin et al. 2014:91 [ref. 33547] as subspecies, Çiçek et al. 2015:147 [ref. 35151], Levin et al. 2017:44 [ref. 35061], Özuluğ & Saç 2019:30 [ref. 36599], Çiçek et al. 2020:252 [ref. 37644], Dyldin et al. 2020:81, 105 [ref. 37569], Jouladeh-Roudbar et al. 2020:143 [ref. 37983], Kuljanishvili et al. 2020:[5] [ref. 37535], Çiçek et al. 2023:408 [ref. 40625], Dyldin et al. 2023:[34] [ref. 40328], Çiçek et al. 2024:251 [ref. 40789]). Current status: Valid as Rutilus frisii (Nordmann 1840). Leuciscidae: Leuciscinae. Distribution: Eurasia: Black, Azov and Caspian Sea basins. Habitat: freshwater, brackish.