HomeMarine aquarium fishBasslets, cardinalfish & hawkfishBanggai cardinal fish Banggai cardinal fish (Pterapogon kauderni) Scientific name: Pterapogon kauderni Koumans, 1933 The Banggai cardinal fish (Pterapogon kauderni) is a marine fish of the family Apogonidae that grows to about 8 cm (3.1 in). It is easy to keep and needs a tank of at least 115 L (30 US gal), water at 22.2–25.6°C (72–78°F) and a pH of 8.1–8.4. Native range: Restricted to the Banggai Islands of Indonesia. Banggai cardinal fish care at a glanceCare levelEasyAdult size8 cm (3.1 in)Minimum tank115 L (30 US gal)Temperature22.2–25.6°C (72–78°F)pH8.1–8.4Hardness8–12 dGH (143–214 ppm)DietCarnivore. Accepts flakes and bloodworms. BiologyDorsal spines (total): 8; Dorsal soft rays (total): 14; Anal spines: 2; Anal soft rays: 13. Easily recognized by its tasseled first dorsal fin, elongate anal and second dorsal fin rays, deeply forked caudal fin and striking color pattern.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePterapogon kauderniFamilyApogonidae (Cardinalfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.0EnvironmentMarine; demersal, usually ? - 2 mClimateTropicalDistributionWestern Central Pacific: Apparently restricted to Banggai Islands, Indonesia. Threatened by extinction due to collection for the aquarium trade. Proposal to be listed in CITES Appendix II was submitted.Conservation status (IUCN)Endangered (EN) (B2ab(ii,iii,iv,v))Threat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tm More basslets, cardinalfish & hawkfishRed hindEpinephelus guttatusGolden hamletHypoplectrus gummiguttaShy hamletHypoplectrus guttavariusBlack hamletHypoplectrus nigricansBrown comberSerranus hepatusSwallowtail seaperchAnthias anthiasSee all basslets, cardinalfish & hawkfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0. Aquarium care parameters compiled, checked and converted to metric and imperial units by Guppies.za.net.Last updated 28 September 2026