HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesYellowbreasted damsel Yellowbreasted damsel (Pomacentrus xanthosternus) Scientific name: Pomacentrus xanthosternus Allen, 1991 The Yellowbreasted damsel (Pomacentrus xanthosternus) is a marine fish of the family Pomacentridae. Native range: Western Central Pacific, known only from the Seribu Islands in the Java Sea. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 14; Anal spines: 2; Anal soft rays: 14. Adults with a large yellow abdominal region. Juveniles with ocellus in dorsal fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePomacentrus xanthosternusFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length10.0Depth range1–8 m (3–26 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 1 - 8 mClimateTropicalDistributionWestern Central Pacific: known only from the Seribu Islands in the Java Sea.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