HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesSawcheek cardinalfish Sawcheek cardinalfish (Apogon quadrisquamatus) Scientific name: Apogon quadrisquamatus Longley, 1934 The Sawcheek cardinalfish (Apogon quadrisquamatus) is a marine fish of the family Apogonidae. Native range: Western Atlantic, southern Florida, USA and Bahamas to S?o Paulo, Brazil. BiologyA small, stubby, plain pale red cardinal fish with a smudgy bar (sometimes tiny) on caudal peduncle.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApogon quadrisquamatusFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.0Depth range1–75 m (3–246 ft)EnvironmentMarine; reef-associated; depth range 1 - 75 m, usually 12 - 60 mClimateTropicalDistributionWestern Atlantic: southern Florida, USA and Bahamas to S?o Paulo, Brazil.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