HomeFish encyclopediaRay-finned fishesPuffers and FilefishesPuffersMerauke toadfish Merauke toadfish (Marilyna meraukensis) Scientific name: Marilyna meraukensis de Beaufort, 1955 The Merauke toadfish (Marilyna meraukensis) is a brackish-water fish of the family Tetraodontidae. Native range: Western Pacific, central-southern New Guinea and northern Australia. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 10-11; Anal spines: 0; Anal soft rays: 9 - 11Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMarilyna meraukensisFamilyTetraodontidae (Puffers)OrderTetraodontiformes (Puffers and Filefishes)ClassActinopterygii (Ray-finned fishes)Maximum length19.0EnvironmentBrackish; demersalClimateTropicalDistributionWestern Pacific: central-southern New Guinea and northern Australia.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