HomeMarine aquarium fishAngelfish & butterflyfishSixspine butterflyfish Sixspine butterflyfish (Parachaetodon ocellatus) Scientific name: Parachaetodon ocellatus Cuvier, 1831 The Sixspine butterflyfish (Parachaetodon ocellatus) is a marine fish of the family Chaetodontidae. Native range: Indo-Pacific, Ogasawara (Bonin) Island to Australia, also from Malaysia. BiologyOccur in pairs on flat sand or silty bottoms on coastal reefs. Adults school in large numbers over open muddy substrates in deep water. Juveniles sometimes in large lagoons with seagrasses in depths of about 5 m or more. Oviparous. Form pairs during breedingSource: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameParachaetodon ocellatusFamilyChaetodontidae (Butterflyfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length18.0EnvironmentMarine; reef-associatedClimateTropicalDistributionIndo-Pacific: Ogasawara (Bonin) Island to Australia, also from Malaysia.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of no interest; aquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More angelfish & butterflyfishPajama cardinalfishSphaeramia nematopteraBluering angelfishPomacanthus annularisYellowbar angelfishPomacanthus maculosusMasked angelfishGenicanthus personatusOrange angelfishCentropyge fisheriRusset angelfishCentropyge potteriSee 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