HomeFish encyclopediaSharks and RaysGround sharksCat sharksLargenose catshark Largenose catshark (Apristurus nasutus) Scientific name: Apristurus nasutus de Buen, 1959 The Largenose catshark (Apristurus nasutus) is a marine fish of the family Scyliorhinidae. Native range: Eastern Pacific, Gulf of Panama, Ecuador and central Chile. Also nominally recorded from the northeast Atlantic off Morocco, but identification uncertain. BiologyFound on the upper continental slopes. Oviparous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApristurus nasutusFamilyScyliorhinidae (Cat sharks)OrderCarcharhiniformes (Ground sharks)ClassElasmobranchii (Sharks and Rays)Maximum length70.0Depth range400–925 m (1312–3035 ft)EnvironmentMarine; bathydemersal; depth range 400 - 925 mClimateDeep-waterDistributionEastern Pacific: Gulf of Panama, Ecuador and central Chile. Also nominally recorded from the northeast Atlantic off Morocco, but identification uncertain.Conservation status (IUCN)Data deficient (DD)Threat to humansHarmlessUsesFisheries: of no interestResilienceVery Low, minimum population doubling time more than 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