HomeFish encyclopediaRay-finned fishesPuffers and FilefishesPuffersStarry toado Starry toado (Arothron firmamentum) Scientific name: Arothron firmamentum Temminck & Schlegel, 1850 The Starry toado (Arothron firmamentum) is a marine fish of the family Tetraodontidae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 14; Anal spines: 0; Anal soft rays: 13 - 14. Body covered with prickles.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArothron firmamentumFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length35.0Depth range10–360 m (33–1181 ft)EnvironmentMarine; demersal; depth range 10 - 360 mClimateSubtropicalDistributionWestern Pacific: southern Japan to Australia (New South Wales, South Australia, and Tasmania) and New Zealand. Southeast Atlantic: south coast of South Africa. Also found in Southwestern Atlantic: Argentine.Conservation status (IUCN)Not EvaluatedThreat to humansPoisonous to eatResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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