HomeFish encyclopediaRay-finned fishesEels and MoraysDuckbill eelsBlackfin sorcerer Blackfin sorcerer (Nettastoma melanurum) Scientific name: Nettastoma melanurum Rafinesque, 1810 The Blackfin sorcerer (Nettastoma melanurum) is a marine fish of the family Nettastomatidae. Native range: Eastern Atlantic, Portugal to the Gulf of Guinea including western Mediterranean. Western Atlantic: Gulf of Mexico to the Guianas and to southern Brazil. BiologyVertebrae: 190 - 210. Usually five supratemporal pores, SO5 absent. Lateral line pores 43-49. Median vomerine teeth somewhat enlarged. Posterior nostril near anterodorsal margin of eye.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNettastoma melanurumFamilyNettastomatidae (Duckbill eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length77.3Depth range37–1647 m (121–5404 ft)EnvironmentMarine; bathydemersal; depth range 37 - 1647 m, usually 329 - 860 mClimateDeep-waterDistributionEastern Atlantic: Portugal to the Gulf of Guinea including western Mediterranean. Western Atlantic: Gulf of Mexico to the Guianas and to southern Brazil.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceLow, minimum population doubling time 4.5 - 14 years (Assuming tmax>10) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026