HomeFish encyclopediaRay-finned fishesPuffers and FilefishesPuffersBicolored toby Bicolored toby (Canthigaster smithae) Scientific name: Canthigaster smithae Allen & Randall, 1977 The Bicolored toby (Canthigaster smithae) is a marine fish of the family Tetraodontidae. Native range: Western Indian Ocean, Agalega Islands, Mauritius to Durban, South Africa. Also Maldives. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 9-10; Anal spines: 0; Anal soft rays: 9. Caudal peduncle and sides behind pectoral fins covered with dark dots; dark lines around eye; sometimes with a dark stripe on midventral line of belly; fins translucent with dark-edged rays; upper and lower edge of caudal fin dark.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameCanthigaster smithaeFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Depth range20–37 m (66–121 ft)EnvironmentMarine; reef-associated; depth range 20 - 37 mClimateTropicalDistributionWestern Indian Ocean: Agalega Islands, Mauritius to Durban, South Africa. Also Maldives.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026