HomeMarine aquarium fishOther marine fishSquirrelfish Squirrelfish (Holocentrus adscensionis) Scientific name: Holocentrus adscensionis Osbeck, 1765 The Squirrelfish (Holocentrus adscensionis) is a marine fish of the family Holocentridae. BiologyOccurs in shallow coral reefs, as well as deeper offshore waters. A nocturnal species, hiding in deep crevices or under coral ledges during the day; at night it usually moves over sand and grass beds, taking mainly crabs and other small crustaceans. Capable of producing sounds. Marketed fresh.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHolocentrus adscensionisFamilyHolocentridae (Squirrelfishes, soldierfishes)OrderBeryciformes (Sawbellies)ClassActinopterygii (Ray-finned fishes)Maximum length61.0Common length25.0Depth range0–180 m (0–591 ft)EnvironmentMarine; reef-associated; depth range 0 - 180 m, usually 8 - 30 mClimateSubtropicalDistributionWestern Atlantic: North Carolina, USA and Bermuda to Brazil, including the Gulf of Mexico and throughout the West Indies and Caribbean shores. Eastern Atlantic: Gabon, Angola, St. Paul's Rocks, St. Helena and Ascension Island.Conservation status (IUCN)Not EvaluatedThreat to humansReports of ciguatera poisoningUsesFisheries: minor commercial; aquarium: public aquariumsResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More other marine fishGrub fishParapercis sexfasciataLongspine squirrelfishHolocentrus rufusBlackbar soldierfishMyripristis jacobusHumpback batfishPlatax batavianusBlackspot waspfishLiocranium praepositumSpotted goatfishPseudupeneus maculatusSee 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