HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesLonghorn blenny Longhorn blenny (Hypsoblennius exstochilus) Scientific name: Hypsoblennius exstochilus B?hlke, 1959 The Longhorn blenny (Hypsoblennius exstochilus) is a marine fish of the family Blenniidae. Native range: Western Central Atlantic, Bahamas and Cuba. BiologyInhabits shallow rocky areas. Oviparous. Eggs are demersal and adhesive.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHypsoblennius exstochilusFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.0EnvironmentMarine; demersalClimateTropicalDistributionWestern Central Atlantic: Bahamas and Cuba.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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