HomeMarine aquarium fishAngelfish & butterflyfishRainford's butterflyfish Rainford's butterflyfish (Chaetodon rainfordi) Scientific name: Chaetodon rainfordi McCulloch, 1923 The Rainford's butterflyfish (Chaetodon rainfordi) is a marine fish of the family Chaetodontidae. Native range: Western Pacific, restricted to the Great Barrier Reef, adjacent coastal areas, and Lord Howe Island. BiologyDorsal spines (total): 10 - 11; Dorsal soft rays (total): 20-22; Anal spines: 3; Anal soft rays: 17 - 19Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChaetodon rainfordiFamilyChaetodontidae (Butterflyfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length15.0Depth range1–15 m (3–49 ft)EnvironmentMarine; reef-associated; depth range 1 - 15 mClimateTropicalDistributionWestern Pacific: restricted to the Great Barrier Reef, adjacent coastal areas, and Lord Howe Island.Conservation status (IUCN)Near Threatened (NT)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More angelfish & butterflyfishPajama cardinalfishSphaeramia nematopteraYellow-dotted butterflyfishChaetodon seleneThree-striped butterflyfishChaetodon tricinctusMidnight angelfishCentropyge noxOriental butterflyfishChaetodon auripesMargined coralfishChelmon marginalisSee 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