HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesPearly-finned cardinalfish Pearly-finned cardinalfish (Apogon poecilopterus) Scientific name: Apogon poecilopterus Cuvier, 1828 The Pearly-finned cardinalfish (Apogon poecilopterus) is a brackish-water fish of the family Apogonidae. Native range: Indo-Pacific, as far north as Japan, southward to the Arafura Sea and north Australia and westward to Madras, India. BiologyNocturnal species. Occurs inshore over soft bottom. Lives in holes in the mud during the day. Usually trawled near river mouths.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApogon poecilopterusFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.0Depth range19–146 m (62–479 ft)EnvironmentMarine; brackish; demersal; depth range 19 - 146 mClimateTropicalDistributionIndo-Pacific: as far north as Japan, southward to the Arafura Sea and north Australia and westward to Madras, India.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