HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesSpiny chromis Spiny chromis (Acanthochromis polyacanthus) Scientific name: Acanthochromis polyacanthus Bleeker, 1855 The Spiny chromis (Acanthochromis polyacanthus) is a marine fish of the family Pomacentridae. Native range: Western Pacific, Indonesia and the Philippines to northeastern Australia and Melanesia. BiologyDorsal spines (total): 17; Dorsal soft rays (total): 14-16; Anal spines: 2; Anal soft rays: 14 - 16. Color pattern variable, ranging from entirely blackish to uniform pale gray.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAcanthochromis polyacanthusFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.0Depth range1–65 m (3–213 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 1 - 65 mClimateTropicalDistributionWestern Pacific: Indonesia and the Philippines to northeastern Australia and Melanesia.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