HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesObscure damsel Obscure damsel (Pomacentrus adelus) Scientific name: Pomacentrus adelus Allen, 1991 The Obscure damsel (Pomacentrus adelus) is a marine fish of the family Pomacentridae. Native range: Western Pacific, Andaman Sea to Vanuatu, north to the Philippines, south to northern Australia and New Caledonia. Recently recorded from Tonga. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 14-15; Anal spines: 2; Anal soft rays: 14 - 15. Ocellus usually only edged with blue on front half when adult and the eye has a distinct white iris.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePomacentrus adelusFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.5Depth range2–8 m (7–26 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 2 - 8 mClimateTropicalDistributionWestern Pacific: Andaman Sea to Vanuatu, north to the Philippines, south to northern Australia and New Caledonia. Recently recorded from Tonga.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