HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesRichardson's reef-damsel Richardson's reef-damsel (Pomachromis richardsoni) Scientific name: Pomachromis richardsoni Snyder, 1909 The Richardson's reef-damsel (Pomachromis richardsoni) is a marine fish of the family Pomacentridae. Native range: Indo-West Pacific, widespread but known only from a few scattered localities. BiologyDorsal spines (total): 14; Dorsal soft rays (total): 13-14; Anal spines: 2; Anal soft rays: 13Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePomachromis richardsoniFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.0Depth range5–25 m (16–82 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 5 - 25 mClimateTropicalDistributionIndo-West Pacific: widespread but known only from a few scattered localities.Conservation status (IUCN)Not EvaluatedThreat 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