HomeMarine aquarium fishAngelfish & butterflyfishKeyhole angelfish Keyhole angelfish (Centropyge tibicen) Scientific name: Centropyge tibicen Cuvier, 1831 The Keyhole angelfish (Centropyge tibicen) is a marine fish of the family Pomacanthidae. BiologyDorsal spines (total): 14; Dorsal soft rays (total): 15-16; Anal spines: 3; Anal soft rays: 16 - 17. Overall black with an elongate vertical black blotch on the middle of the upper sides. When small, mainly black with a white bar; the white bar changes to a central blotch and varies greatly in shape and size. Dorsal and anal fins with submarginal blue line; most of the pelvic and the anterior portion of the anal fin yellow. Caudal fin with submarginal blue line.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCentropyge tibicenFamilyPomacanthidae (Angelfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length19.0Depth range4–55 m (13–180 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 4 - 55 mClimateTropicalDistributionWestern Pacific: Christmas Island in the eastern Indian Ocean to Fiji, north to southern Japan, south to Scott Reef (eastern Indian Ocean) and Lord Howe Island. Uncommon around oceanic islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More angelfish & butterflyfishPajama cardinalfishSphaeramia nematopteraDusky angelfishCentropyge multispinisOrnate butterflyfishChaetodon ornatissimusSixbar angelfishPomacanthus sexstriatusCrochet butterflyfishChaetodon guentheriBlack butterflyfishChaetodon flavirostrisSee all angelfish & butterflyfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026