HomeFish encyclopediaRay-finned fishesPerch-like fishThreefin blenniesBlack-and-Red Triplefin Black-and-Red Triplefin (Enneapterygius similis) Scientific name: Enneapterygius similis Fricke, 1997 The Black-and-Red Triplefin (Enneapterygius similis) is a marine fish of the family Tripterygiidae. Native range: Western Central Pacific, Philippines, Malaysia, Indonesia, Vanuatu, New Caledonia, and Australia. BiologyFound usually in surge channels or on vertical encrusted rock walls; also in tidal pools on reef crests.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEnneapterygius similisFamilyTripterygiidae (Threefin blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length3.2Depth range0–13 m (0–43 ft)EnvironmentMarine; demersal; depth range 0 - 13 mClimateTropicalDistributionWestern Central Pacific: Philippines, Malaysia, Indonesia, Vanuatu, New Caledonia, and Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries:ResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026