HomeMarine aquarium fishTriggers, puffers & boxfishHorn-nosed boxfish Horn-nosed boxfish (Ostracion rhinorhynchos) Scientific name: Ostracion rhinorhynchos Bleeker, 1852 The Horn-nosed boxfish (Ostracion rhinorhynchos) is a marine fish of the family Ostraciidae. Native range: Indo-West Pacific, East Africa to Indonesia, north to southern Japan, south to northern Australia. BiologyDorsal soft rays (total): 9; Anal soft rays: 9. Has a large protuberance on the snout.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOstracion rhinorhynchosFamilyOstraciidae (Boxfishes)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length35.0Depth range35–50 m (115–164 ft)EnvironmentMarine; reef-associated; depth range 35 - 50 mClimateTropicalDistributionIndo-West Pacific: East Africa to Indonesia, north to southern Japan, south to northern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansVenomousUsesFisheries: of no interest; aquarium: potentialResilienceHigh, minimum population doubling time less than 15 months (Fec assumed to be > 10,000) More triggers, puffers & boxfishWhite-banded triggerfishRhinecanthus aculeatusHumpback turretfishTetrosomus gibbosusWhitley's boxOstracion whitleyiBristle-tail file-fishAcreichthys tomentosusCrowned pufferCanthigaster coronataHawaiian whitespotted tobyCanthigaster jactatorSee all triggers, puffers & boxfish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026