HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesTattoo-chin rockskipper Tattoo-chin rockskipper (Entomacrodus niuafoouensis) Scientific name: Entomacrodus niuafoouensis Fowler, 1932 The Tattoo-chin rockskipper (Entomacrodus niuafoouensis) is a marine fish of the family Blenniidae. Native range: Indo-Pacific, Comoros to Easter Island, north to Ryukyu and Bonin Islands, south to Kermadec and Rapa Islands; Mariana in Micronesia. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 15-16; Anal spines: 2; Anal soft rays: 16 - 17. Intricate pattern on the chin of this species is distinctive.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEntomacrodus niuafoouensisFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.0EnvironmentMarine; reef-associatedClimateTropicalDistributionIndo-Pacific: Comoros to Easter Island, north to Ryukyu and Bonin Islands, south to Kermadec and Rapa Islands; Mariana in Micronesia.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