haemusi, Cottus gobio Marinov [B. T.] & Dikov [C. I.] 1986:19 [Acta Zoologica Bulgarica v. 31; ref. 8968] Upper Beli Vit River, above village Ribarica, Danube River basin, Bulgaria. Holotype: DHISUB 6039-1. Paratypes: DHISUB 6016-1 to 6038-1 (23), 6040-1 to 6045-1 (6). •Tentatively a synonym of Cottus gobio Linnaeus 1758 -- (Kottelat 1997:169 [ref. 22952]). •Synonym of Cottus gobio Linnaeus 1758, but a valid subspecies as described -- (Vassilev & Pehlivanov 2005:184 [ref. 28369]). •Valid as Cottus haemusi Marinov & Dikov 1986 -- (Freyhof et al. 2005:160 [ref. 28259], Kottelat & Freyhof 2007:510 [ref. 29996] Goto et al. 2014:[10] [ref. 33456]). Current status: Valid as Cottus haemusi Marinov & Dikov 1986. Cottidae. Distribution: Bulgaria. Habitat: freshwater, brackish.