HomeFish encyclopediaRay-finned fishesPerch-like fishThreadfin breams, Whiptail breamsRandall's threadfin bream Randall's threadfin bream (Nemipterus randalli) Scientific name: Nemipterus randalli Russell, 1986 The Randall's threadfin bream (Nemipterus randalli) is a marine fish of the family Nemipteridae. BiologyDorsal spines (total): 10; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 7. Suborbital spine absent. Preopercle with 3 transverse scale rows. Pectoral and pelvic fins very long, reaching to or just beyond level of origin of anal fin. A line drawn up from posterior edge of suborbital reaching the dorsal profile at about 3 to 7 scale rows before origin of dorsal fin. Upper lobe of caudal fin produced into a long trailing light red filament. Axillary scale present. Color: Body silvery pink. Peritoneum salmon-pink.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNemipterus randalliFamilyNemipteridae (Threadfin breams, Whiptail breams)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Common length15.0Depth range22–225 m (72–738 ft)EnvironmentMarine; demersal; non-migratory; depth range 22 - 225 mClimateTropicalDistributionWestern Indian Ocean: including the east and west coast of India, Pakistan, Persian Gulf, Red Sea, Gulf of Aden, east African coast, Seychelles and Madagascar. This species has been previously misidentified as Nemipterus mesoprion.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceHigh, minimum population doubling time less than 15 months (K=0.83) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026