HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsOlive grouper Olive grouper (Epinephelus cifuentesi) Scientific name: Epinephelus cifuentesi Lavenberg & Grove, 1993 The Olive grouper (Epinephelus cifuentesi) is a marine fish of the family Serranidae. BiologyDorsal spines (total): 11; Dorsal soft rays (total): 14-16; Anal spines: 3; Anal soft rays: 9Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEpinephelus cifuentesiFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length100.0Depth range40–120 m (131–394 ft)EnvironmentMarine; demersal; depth range 40 - 120 mClimateTropicalDistributionEastern Pacific: Galapagos Islands, Isla del Coco, and off Costa Rica. It probably occurs off Mexico. Galapagos Islands subpopulation is classified as vulnerable in the 2004 IUCN red list of threatened species.Conservation status (IUCN)Near Threatened (NT), IUCN Grouper and Wrasse Specialist GroupThreat to humansHarmlessUsesFisheries: highly 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