HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesBigtooth cardinalfish Bigtooth cardinalfish (Apogon affinis) Scientific name: Apogon affinis Poey, 1875 The Bigtooth cardinalfish (Apogon affinis) is a marine fish of the family Apogonidae. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 9Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApogon affinisFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length11.0Depth range20–300 m (66–984 ft)EnvironmentMarine; reef-associated; depth range 20 - 300 m, usually 20 - 90 mClimateTropicalDistributionWestern Central Atlantic: southern Florida, USA and Bahamas to Venezuela; reported to reach Suriname. Eastern Central Atlantic: Gulf of Guinea. Reported from Cape Verde.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Fec=1,900) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026