HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesCardinalfish Cardinalfish (Apogon fleurieu) Scientific name: Apogon fleurieu Lacep?de, 1802 The Cardinalfish (Apogon fleurieu) is a marine fish of the family Apogonidae. BiologyDorsal spines (total): 8; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 8; Vertebrae: 24. Color in life coppery with iridescence; juveniles with peduncular spot, expanding to a broad blackish bar in adults; broad blackish stripe from front of snout to orbit, continuing diffusely behind eye; maxilla with a narrow blue streak. Preopercular ridge smooth, posterior and most of ventral margins serrate. Median predorsal scales 5.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApogon fleurieuFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.5Depth range30 m (98 ft)EnvironmentMarine; reef-associated; depth range ? - 30 mClimateDeep-waterDistributionIndo-West Pacific: Red Sea and Persian Gulf, Gulf of Oman and scattered localities in East Africa, Seychelles, India, Sri Lanka, the Indo-Malayan region, and Hong Kong.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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