HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesRedspot cardinalfish Redspot cardinalfish (Apogon dispar) Scientific name: Apogon dispar Fraser & Randall, 1976 The Redspot cardinalfish (Apogon dispar) is a marine fish of the family Apogonidae. Native range: Eastern Indian Ocean, Cocos-Keeling Islands. Western Pacific: Solomon Islands and Palau. Reported from the Penghu Islands. BiologyDorsal spines (total): 8; Dorsal soft rays (total): 8-9; Anal spines: 2; Anal soft rays: 8 - 9. Has a distinctive white spot on its caudal peduncle.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApogon disparFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.0Depth range18–58 m (59–190 ft)EnvironmentMarine; reef-associated; depth range 18 - 58 mClimateTropicalDistributionEastern Indian Ocean: Cocos-Keeling Islands. Western Pacific: Solomon Islands and Palau. Reported from the Penghu Islands.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