HomeMarine aquarium fishOther marine fishSaddled blenny Saddled blenny (Malacoctenus triangulatus) Scientific name: Malacoctenus triangulatus Springer, 1959 The Saddled blenny (Malacoctenus triangulatus) is a marine fish of the family Labrisomidae. Native range: Western Atlantic, southern Florida (USA), Bahamas, and Yucatan (Mexico) to Brazil, including St. Paul's Rocks. BiologyDorsal spines (total): 20 - 21; Dorsal soft rays (total): 11-12; Anal spines: 2; Anal soft rays: 20 - 22. With 3-5 dark brownish-red bands in form of inverted triangles along side. No other labrisomid has this distinctive color pattern. Head with a few small dark spots; bars on body sometimes not very dark but outlined by dark bars; scattered dots then often present elsewhere on the body.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMalacoctenus triangulatusFamilyLabrisomidae (Labrisomids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.5Depth range0–40 m (0–131 ft)EnvironmentMarine; reef-associated; depth range 0 - 40 m, usually 0 - 3 mClimateSubtropicalDistributionWestern Atlantic: southern Florida (USA), Bahamas, and Yucatan (Mexico) to Brazil, including St. Paul's Rocks.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercial More other marine fishRosy blennyMalacoctenus macropusHairy blennyLabrisomus nuchipinnisGiant kelpfishHeterostichus rostratusWrasse blennyHemiemblemaria simulusBlackfin blennyParaclinus nigripinnisCheckered blennyStarksia ocellataSee all other marine fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026