affinis, Cottus Heckel [J. J.] 1837:150 [Annalen des Wiener Museums der Naturgeschichte v. 2 (no. 1) (for 1840); ref. 2079] Mörkö Island, near Stockholm, Sweden. Syntypes: whereabouts unknown. •Synonym of Cottus gobio Linnaeus 1758 -- (Kottelat 1997:169 [ref. 22952], Freyhof et al. 2005:124, 132 [ref. 28259]). Current status: Synonym of Cottus gobio Linnaeus 1758. Cottidae. Habitat: freshwater, brackish.