HomeMarine aquarium fishOther marine fishCottonwick grunt Cottonwick grunt (Haemulon melanurum) Scientific name: Haemulon melanurum Linnaeus, 1758 The Cottonwick grunt (Haemulon melanurum) is a marine fish of the family Haemulidae. Native range: Western Atlantic, Bermuda, southeastern Florida (USA), and the Bahamas to Brazil. BiologyInhabits clear inshore and offshore reefs and adjacent grass beds, often in schools. Feeds on crustaceans. Marketed fresh.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHaemulon melanurumFamilyHaemulidae (Grunts)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length33.0Common length25.0Depth range3–50 m (10–164 ft)EnvironmentMarine; reef-associated; depth range 3 - 50 mClimateSubtropicalDistributionWestern Atlantic: Bermuda, southeastern Florida (USA), and the Bahamas to Brazil.Conservation status (IUCN)Not EvaluatedThreat to humansReports of ciguatera poisoningUsesFisheries: minor commercial; aquarium: public aquariumsResilienceMedium, minimum population doubling time 1.4 - 4.4 years (K=0.3) More other marine fishSailor's gruntHaemulon parraSpanish gruntHaemulon macrostomumWhite gruntHaemulon plumieriiFrench gruntHaemulon flavolineatumBluestriped gruntHaemulon sciurusSmallmouth gruntHaemulon chrysargyreumSee 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