HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesYellow-axil chromis Yellow-axil chromis (Chromis xanthochira) Scientific name: Chromis xanthochira Bleeker, 1851 The Yellow-axil chromis (Chromis xanthochira) is a marine fish of the family Pomacentridae. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 11; Anal spines: 2; Anal soft rays: 11 - 12. Recognized by the large yellow blotch around the pectoral fin base and base part of the fin, standing out in the natural lights at depths. This species differs from C. weberi by having a thin black preopercular bar and lacking black tips on its caudal fin lobes.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChromis xanthochiraFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.0Depth range10–48 m (33–157 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 10 - 48 mClimateTropicalDistributionWestern Central Pacific: Indonesia, Philippines, Palau, Guam, Papua New Guinea, Solomon Islands, and northern Great Barrier Reef. Reported from Christmas Island in the eastern Indian Ocean.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