HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsBroomtail grouper Broomtail grouper (Mycteroperca xenarcha) Scientific name: Mycteroperca xenarcha Jordan, 1888 The Broomtail grouper (Mycteroperca xenarcha) is a brackish-water fish of the family Serranidae. Native range: Eastern Central Pacific, San Francisco Bay, California, USA to Peru and the Galapagos Islands. BiologyDorsal spines (total): 11; Dorsal soft rays (total): 15-16; Anal spines: 3; Anal soft rays: 10 - 11Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMycteroperca xenarchaFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length150Depth range60 m (197 ft)EnvironmentMarine; brackish; demersal; depth range ? - 60 mClimateSubtropicalDistributionEastern Central Pacific: San Francisco Bay, California, USA to Peru and the Galapagos Islands.Conservation status (IUCN)Least Concern (LC), IUCN Grouper and Wrasse Specialist GroupThreat to humansHarmlessUsesFisheries: minor commercial; gamefish: yesResilienceLow, minimum population doubling time 4.5 - 14 years (Musick et al. 2000) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026