HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesTidepool blenny Tidepool blenny (Hypsoblennius caulopus) Scientific name: Hypsoblennius caulopus Gilbert, 1898 The Tidepool blenny (Hypsoblennius caulopus) is a marine fish of the family Blenniidae. Native range: Eastern Pacific, Nicaragua to Peru. BiologyInhabits shallow, weed-covered rocky reefs, including tide pools. Oviparous. Eggs are demersal and adhesive.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHypsoblennius caulopusFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentMarine; reef-associatedClimateTropicalDistributionEastern Pacific: Nicaragua to Peru.Conservation status (IUCN)Data deficient (DD)Threat 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