HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsMoustache grouper Moustache grouper (Epinephelus chabaudi) Scientific name: Epinephelus chabaudi Castelnau, 1861 The Moustache grouper (Epinephelus chabaudi) is a marine fish of the family Serranidae. BiologyDorsal spines (total): 11; Dorsal soft rays (total): 13-14; Anal spines: 3; Anal soft rays: 8 - 9Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEpinephelus chabaudiFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length137Common length70.0Depth range9–300 m (30–984 ft)EnvironmentMarine; reef-associated; depth range 9 - 300 mClimateTropicalDistributionWestern Indian Ocean: Kenya to Knysna, South Africa and the Kerala coast of India; however, there are no records between Kenya and Durban, nor between Kenya and India. Record from Djibouti is doubtful.Conservation status (IUCN)Not Evaluated, IUCN Grouper and Wrasse Specialist GroupThreat to humansHarmlessUsesFisheries: commercialResilienceVery Low, minimum population doubling time more than 14 years (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