HomeFish encyclopediaRay-finned fishesPerch-like fishThreadfin breams, Whiptail breamsPalefin threadfin bream Palefin threadfin bream (Nemipterus thosaporni) Scientific name: Nemipterus thosaporni Russell, 1991 The Palefin threadfin bream (Nemipterus thosaporni) is a marine fish of the family Nemipteridae. BiologyDorsal spines (total): 10; Dorsal soft rays (total): 9; Anal spines: 3; Anal soft rays: 7. Lower edge of eye touching or just above a line from tip of snout to upper pectoral-fin base; lower edge of suborbital slightly emarginate. Dorsal fin origin about 3-7 scale rows from imaginary line projected upward from posterior edge of suborbital to dorsal profile. Pectoral and pelvic fins long, reaching to or just short of level of anal-fin origin. Closely resembles N. bathybius Snyder, but has no yellow stripe on either side of the ventral midline and the upper tip of the caudal fin not drawn into a distinct filament. Axillary scale present. Color: Upper part pinkish, silvery below.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNemipterus thosaporniFamilyNemipteridae (Threadfin breams, Whiptail breams)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length21.5Common length16.0Depth range10–80 m (33–262 ft)EnvironmentMarine; demersal; depth range 10 - 80 mClimateTropicalDistributionWestern Pacific: Strait of Malacca and Gulf of Thailand to southern Japan. This species has been previously misidentified as Nemipterus marginatus by most authors.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tmax=5; k >0.30) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026