HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesBlue-spotted chromis Blue-spotted chromis (Chromis dasygenys) Scientific name: Chromis dasygenys Fowler, 1935 The Blue-spotted chromis (Chromis dasygenys) is a marine fish of the family Pomacentridae. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 12-13; Anal spines: 2; Anal soft rays: 12 - 13Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChromis dasygenysFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.0Depth range2–12 m (7–39 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 2 - 12 mClimateSubtropicalDistributionWestern Indian Ocean: known only from Delagoa Bay, Mozambique to Durban, South Africa. Reported as likely at Seychelles but Randall and van Egmond 1994 believe otherwise.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