HomeFish encyclopediaRay-finned fishesPerch-like fishLabrisomidsBarfin blenny Barfin blenny (Malacoctenus versicolor) Scientific name: Malacoctenus versicolor Poey, 1876 The Barfin blenny (Malacoctenus versicolor) is a marine fish of the family Labrisomidae. Native range: Western Atlantic, Florida (USA), Bahamas, and Cuba south through the Antillean chain. BiologyInhabits shallow sandy and rocky areas of coral reefs. Feed on copepods, amphipods, delicate algae and occasionally of eggs of Abudefduf.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMalacoctenus versicolorFamilyLabrisomidae (Labrisomids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.6Depth range0–7 m (0–23 ft)EnvironmentMarine; reef-associated; depth range 0 - 7 mClimateTropicalDistributionWestern Atlantic: Florida (USA), Bahamas, and Cuba south through the Antillean chain.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