HomeFish encyclopediaSharks and RaysGround sharksCat sharksPolkadot catshark Polkadot catshark (Scyliorhinus besnardi) Scientific name: Scyliorhinus besnardi Springer & Sadowsky, 1970 The Polkadot catshark (Scyliorhinus besnardi) is a marine fish of the family Scyliorhinidae. Native range: Southwest Atlantic, northern Uruguay. BiologyFound on the outer continental shelf. Oviparous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameScyliorhinus besnardiFamilyScyliorhinidae (Cat sharks)OrderCarcharhiniformes (Ground sharks)ClassElasmobranchii (Sharks and Rays)Maximum length47.0Depth range140–190 m (459–623 ft)EnvironmentMarine; demersal; depth range 140 - 190 mClimateSubtropicalDistributionSouthwest Atlantic: northern Uruguay.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: of no interestResilienceLow, minimum population doubling time 4.5 - 14 years (Fec assumed to be SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026