HomeMarine aquarium fishClownfish & damselfishDark-fin chromis Dark-fin chromis (Chromis atripes) Scientific name: Chromis atripes Fowler & Bean, 1928 The Dark-fin chromis (Chromis atripes) is a marine fish of the family Pomacentridae. BiologyDorsal spines (total): 12; Dorsal soft rays (total): 12; Anal spines: 2; Anal soft rays: 12. Body orangish brown with faint light bluish to lavender iridescence on lower head and thorax; darkly-edged orbit; iris yellowish with a blackish blotch dorsally and ventrally. Eyes large. Preopercular margin smooth. Blackish spot on dorsal and anal fins confined at rear base; upper and lower edges of caudal peduncle and fin blackish; wedge-shaped black spot on pectoral base. With prominent pores of lateralis system on head.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChromis atripesFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range2–40 m (7–131 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 2 - 40 m, usually 10 - 25 mClimateTropicalDistributionWestern Pacific: Christmas Island and the northwest shelf reefs of Australia in the eastern Indian Ocean to Kiribati, north to southern Japan. Recently reported from Tonga.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More clownfish & damselfishTwinspot chromisChromis eleraeWhitetail dascyllusDascyllus aruanusBlacktail humbugDascyllus melanurusThreespot dascyllusDascyllus trimaculatusReticulate dascyllusDascyllus reticulatusLined chromisChromis lineataSee all clownfish & damselfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026