HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsMarcia's anthias Marcia's anthias (Pseudanthias marcia) Scientific name: Pseudanthias marcia Randall & Hoover, 1993 The Marcia's anthias (Pseudanthias marcia) is a marine fish of the family Serranidae. Native range: Western Indian Ocean, known only from the Gulf of Oman and southwestern coast of Oman. BiologyDorsal spines (total): 10; Dorsal soft rays (total): 16; Anal spines: 3; Anal soft rays: 7. Caudal fin of females deeply emarginate; lower half of caudal fin of males rounded to truncate, upper half with a dorsal filament. Females orange-red in color, caudal lobe tips bright red, scale centers on lower part of body yellow becoming pale yellow or whitish on lower head and abdomen; males similar in body color but with red bar on upper side and a pale zone on upper caudal peduncle, caudal fin yellow becoming red posteriorly, dorsal filament red or yellow.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudanthias marciaFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length16.0Depth range14–30 m (46–98 ft)EnvironmentMarine; reef-associated; depth range 14 - 30 mClimateTropicalDistributionWestern Indian Ocean: known only from the Gulf of Oman and southwestern coast of Oman.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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