HomeFish encyclopediaRay-finned fishesPuffers and FilefishesPuffersRinged toadfish Ringed toadfish (Omegophora armilla) Scientific name: Omegophora armilla Waite & McCulloch, 1915 The Ringed toadfish (Omegophora armilla) is a marine fish of the family Tetraodontidae. Native range: Eastern Indian Ocean, southern Australia, from southern Western Australia to southern New South Wales and Tasmania. Species factsScientific nameOmegophora armillaFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length25.0Depth range146 m (479 ft)EnvironmentMarine; demersal; depth range ? - 146 mClimateTemperateDistributionEastern Indian Ocean: southern Australia, from southern Western Australia to southern New South Wales and Tasmania.Conservation status (IUCN)Not EvaluatedThreat to humansPoisonous to eatUsesFisheries: of no interestResilienceHigh, 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