HomeFish encyclopediaRay-finned fishesFlatfishesRighteye floundersTudor's flounder Tudor's flounder (Ammotretis lituratus) Scientific name: Ammotretis lituratus Richardson, 1844 The Tudor's flounder (Ammotretis lituratus) is a marine fish of the family Pleuronectidae. Native range: Eastern Indian Ocean, Australia (South Australia, Victoria and Tasmania). BiologyDorsal soft rays (total): 77-82; Anal soft rays: 54 - 58. Body deep (46-50% SL). Snout extended into a hook-like process projecting downwards in front of small, oblique mouth. Scales very small, rather firmly attached; mostly ctenoid on ocular side, mostly cycloid on blind side. Pelvic fin rays on right side 9-10, left 6. Caudal fin rays 14.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAmmotretis lituratusFamilyPleuronectidae (Righteye flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length23.0Depth range40–80 m (131–262 ft)EnvironmentMarine; demersal; depth range 40 - 80 mClimateTemperateDistributionEastern Indian Ocean: Australia (South Australia, Victoria and Tasmania).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, 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