HomeMarine aquarium fishTriggers, puffers & boxfishHumpback turretfish Humpback turretfish (Tetrosomus gibbosus) Scientific name: Tetrosomus gibbosus Linnaeus, 1758 The Humpback turretfish (Tetrosomus gibbosus) is a marine fish of the family Ostraciidae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 9; Anal spines: 0; Anal soft rays: 9 - 10Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTetrosomus gibbosusFamilyOstraciidae (Boxfishes)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length30.0Common length20.0Depth range37–110 m (121–361 ft)EnvironmentMarine; reef-associated; depth range 37 - 110 mClimateTropicalDistributionIndo-West Pacific: Red Sea and East Africa to Indonesia, north to southern Japan, south to northern Australia. Immigrated into the southeastern Mediterranean through the Suez Canal.Conservation status (IUCN)Least Concern (LC)Threat to humansVenomousUsesFisheries: minor commercial; aquarium: potentialResilienceHigh, minimum population doubling time less than 15 months (Fec assumed to be > 10,000) More triggers, puffers & boxfishWhite-banded triggerfishRhinecanthus aculeatusHorn-nosed boxfishOstracion rhinorhynchosWhitley'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