HomeMarine aquarium fishAngelfish & butterflyfishBluestriped butterflyfish Bluestriped butterflyfish (Chaetodon fremblii) Scientific name: Chaetodon fremblii Bennett, 1828 The Bluestriped butterflyfish (Chaetodon fremblii) is a marine fish of the family Chaetodontidae. Native range: Eastern Pacific, endemic to the Hawaiian Islands. BiologyDorsal spines (total): 12 - 14; Dorsal soft rays (total): 20-21; Anal spines: 3; Anal soft rays: 16 - 18Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameChaetodon frembliiFamilyChaetodontidae (Butterflyfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Depth range4–65 m (13–213 ft)EnvironmentMarine; reef-associated; non-migratory; depth range 4 - 65 mClimateTropicalDistributionEastern Pacific: endemic to the Hawaiian 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 nematopteraPebbled butterflyfishChaetodon multicinctusTriangle butterflyfishChaetodon triangulumBanded angelfishApolemichthys arcuatusRusset angelfishCentropyge potteriRedtail butterflyfishChaetodon collareSee 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