HomeFish encyclopediaRay-finned fishesFlatfishesLefteye floundersPacific leopard flounder Pacific leopard flounder (Bothus leopardinus) Scientific name: Bothus leopardinus G?nther, 1862 The Pacific leopard flounder (Bothus leopardinus) is a marine fish of the family Bothidae. Native range: Eastern Central Pacific, Gulf of California to Panama, including Cocos Island. BiologyBody flat and strongly compressed; eyes on left side of head; lateral line on the eyed side, with a pronounced arch over the pectoral fin but not extending under the lower eye; urinary papilla present on the eyed side; anterior profile of head markedly notched; eyed side light to dark brown, with small, diffuse, lighter blotches.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameBothus leopardinusFamilyBothidae (Lefteye flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length15.0Common length8.0Depth range55–121 m (180–397 ft)EnvironmentMarine; demersal; depth range 55 - 121 mClimateTropicalDistributionEastern Central Pacific: Gulf of California to Panama, including Cocos Island.Conservation status (IUCN)Least Concern (LC)Threat 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