HomeFish encyclopediaRay-finned fishesPerch-like fishClinidsBlack-back snake-blenny Black-back snake-blenny (Ophiclinus gracilis) Scientific name: Ophiclinus gracilis Waite, 1906 The Black-back snake-blenny (Ophiclinus gracilis) is a marine fish of the family Clinidae. Native range: Indo-West Pacific, southern Australia. BiologyFound in silty environments, commonly among rotting vegetation.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOphiclinus gracilisFamilyClinidae (Clinids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length10.0EnvironmentMarine; demersalClimateSubtropicalDistributionIndo-West Pacific: southern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026