HomeFish encyclopediaRay-finned fishesPerch-like fishDamselfishesOval damselfish Oval damselfish (Chromis alta) Scientific name: Chromis alta Greenfield & Woods, 1980 The Oval damselfish (Chromis alta) is a marine fish of the family Pomacentridae. Native range: Eastern Pacific, Mexico and the Galapagos Islands. One record from Cocos Island. BiologyDorsal spines (total): 13; Dorsal soft rays (total): 12-14; Anal spines: 2; Anal soft rays: 12 - 13Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChromis altaFamilyPomacentridae (Damselfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Depth range30–150 m (98–492 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 30 - 150 mClimateTropicalDistributionEastern Pacific: Mexico and the Galapagos Islands. One record from Cocos Island.Conservation status (IUCN)Least Concern (LC)Threat 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