HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsPlump grouper Plump grouper (Epinephelus trophis) Scientific name: Epinephelus trophis Randall & Allen, 1987 The Plump grouper (Epinephelus trophis) is a marine fish of the family Serranidae. BiologyDorsal spines (total): 11; Dorsal soft rays (total): 16-17; Anal spines: 3; Anal soft rays: 8. Interorbital space convex; preopercular angle with 2 or 3 enlarged serrae; upper edge of the operculum convex; nostrils subequal; maxilla reaches vertical at rear edge of the eye. Overall color is dark charcoal gray; pectoral fins pale; pelvic fins blackish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEpinephelus trophisFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.5Depth range130 m (427 ft)EnvironmentMarine; demersal; depth range ? - 130 mClimateTropicalDistributionEastern Indian Ocean: known only from 2 specimens collected from the base of a drilling rig at Dillon Shoals in the Timor Sea off Western Australia at a depth of 130 m.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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