HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesBlackbelly cardinalfish Blackbelly cardinalfish (Apogon atrogaster) Scientific name: Apogon atrogaster Smith & Radcliffe, 1912 The Blackbelly cardinalfish (Apogon atrogaster) is a marine fish of the family Apogonidae. Native range: Western Pacific. BiologyFound in inshore reef areas. Nocturnal species. Minimum depth from.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApogon atrogasterFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.9Depth range82 m (269 ft)EnvironmentMarine; reef-associated; depth range 82 - 82 mClimateTropicalDistributionWestern Pacific.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesGamefish: yesResilienceHigh, 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