HomeMarine aquarium fishClownfish & damselfishMarginate dascyllus Marginate dascyllus (Dascyllus marginatus) Scientific name: Dascyllus marginatus R?ppell, 1829 The Marginate dascyllus (Dascyllus marginatus) is a marine fish of the family Pomacentridae. Native range: Western Indian Ocean, Red Sea and the Gulf of Oman (and probably the coast between these two areas). BiologyDorsal spines (total): 12; Dorsal soft rays (total): 14-15; Anal spines: 2; Anal soft rays: 13 - 14Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameDascyllus marginatusFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.0Depth range1–15 m (3–49 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 1 - 15 mClimateTropicalDistributionWestern Indian Ocean: Red Sea and the Gulf of Oman (and probably the coast between these two areas).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More clownfish & damselfishBluestreak damselfishNeoglyphidodon oxyodonYellowtail dascyllusDascyllus flavicaudusYellowfin damselfishChrysiptera flavipinnisBarrier reef anemonefishAmphiprion akindynosCobalt chromisChromis flavicaudaChocolatedip chromisChromis dimidiataSee 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