HomeFish encyclopediaRay-finned fishesPerch-like fishCardinalfishesBlackbelted cardinalfish Blackbelted cardinalfish (Archamia zosterophora) Scientific name: Archamia zosterophora Bleeker, 1856 The Blackbelted cardinalfish (Archamia zosterophora) is a marine fish of the family Apogonidae. Native range: Western Pacific, from Indonesia to Vanuatu, north to the Ryukyu Islands, south to Australia. BiologyDorsal spines (total): 7; Dorsal soft rays (total): 9; Anal spines: 2; Anal soft rays: 14 - 16. Diagnosis: Rays: dorsal VI + I,9; anal II,14-16 (rarely 13 or 17); pectoral rays 13-14 (rarely 12). Gill rakers 5-7 + 14-17 (total, 19-23). Lateral-line scales 25+3-4 (rarely 27 or 30). Median predorsal scales 6-7 (rarely 5). Body depth 2.5-2.8 in SL; body width 2.3-2.65 in body depth; eye diameter 2.7-3.2 in head length; first dorsal spine 1.5-1.9 in second spine; second dorsal spine 2.35-3.0, and third dorsal spine 2.35-3.1 in head length; spine of second dorsal fin 2.2-2.6, and second anal spine 2.5-3.1 in head length; pelvic-fin length 4.5-5.1; caudal-peduncle length 4.5-5.4 in SL. Distance from insertion of pelvic spine to anal-fin origin 4.1-5.5 in SL Preopercular edge serrate. Scaly sheath along anal-fin base moderately developed. Some geographical variations. Usually a black band below second dorsal fin, but highly variable in width and may fadeSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArchamia zosterophoraFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.0Common length6.1Depth range1–40 m (3–131 ft)EnvironmentMarine; reef-associated; depth range 1 - 40 mClimateTropicalDistributionWestern Pacific: from Indonesia to Vanuatu, north to the Ryukyu Islands, south to Australia.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