HomeFish encyclopediaRay-finned fishesBonefishesBonefishesThreadfin bonefish Threadfin bonefish (Albula nemoptera) Scientific name: Albula nemoptera Fowler, 1911 The Threadfin bonefish (Albula nemoptera) is a freshwater fish of the family Albulidae. Native range: Western Atlantic, Greater Antilles and Panama to Brazil; questionably recorded from Florida Keys in USA. BiologyDorsal spines: 0; Dorsal soft rays: 19-20; Anal spines: 0; Anal soft rays: 8. Last rays of dorsal and anal fin prolonged; upper lobe of caudal fin slightly longer than lower lobe; dusky spot at pectoral base; head region naked; nasal pore margin black; black bands on snout. Brilliant silver below and dark above.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAlbula nemopteraFamilyAlbulidae (Bonefishes)OrderAlbuliformes (Bonefishes)ClassActinopterygii (Ray-finned fishes)Maximum length51.0Common length40.0Depth range50 m (164 ft)EnvironmentMarine; freshwater; brackish; demersal; depth range ? - 50 mClimateTropicalDistributionWestern Atlantic: Greater Antilles and Panama to Brazil; questionably recorded from Florida Keys in USA.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, 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