Nemipterus zysron (Bleeker, 1856)
Nemipterus zysron (Bleeker, 1856)

Scientific Name: Nemipterus zysron

English Name: Slender threadfin bream

Creole Name: Mamila

French Name: Cohana élégante

IUCN Red List Status: Least Concern (LC)


Dorsal spines: 10; Dorsal rays: 9; Anal spines: 3; Anal rays: 7.
Body elongate, laterally compressed. Short snout. Large eye. Terminal mouth with 3 or 4 pairs of recurved canines in upper jaw.  Posterior edge of maxilla not reaching vertical below middle of eye. Pectoral and pelvic fins relatively short, reaching to or just short of anus. Caudal fin forked, upper lobe produced into a short filament. 
Colour. Upper part of body pinkish-red, silvery below. Sides below lateral line with indistinct yellow stripes along the middle of each scale row. Head pinkish, suffused with mauve on the snout. Yellow stripes in front of eye through nostrils, and from upper lip to beneath eye and across upper part of opercle to upper base of pectoral fin. Golden yellow stripe through eye and then faintly to origin of lateral line. Dorsal fin pale yellow with a bright yellow margin, a pale mauve submarginal stripe and a mauve stripe near bae of dorsal fin. Pectoral fins pale yellow. Pelvic fin translucent whitish. Anal fin pale with a series of elongate yellow spots or yellow stripe. Caudal fin pinkish. Upper and lower lobes yellowish, filament on upper lobe yellow. 


Maturity: Lm unknown. Range unknown. Max Length: 34cm TL. Commonly to 21cm TL. 

Habitat and Ecology:

A benthic species, found on sand and mud bottoms near rocks in (depth 10-125m). Swims in groups and feeds on benthic organisms. Biology very poorly known. 

Fishery Status:

This species is not protected or subject to fishery regulations. It is caught in net fisheries, but is an uncommon component of the catch. 


Froese, R. & D. Pauly. Eds. 2019. FishBase. (04/08/19).

Russell, B.C. 1990. FAO Species Catalogue. Vol. 12. Nemipterid fishes of the world. (Threadfin breams, whiptail breams, monocle breams, dwarf monocle breams, and coral breams). Family Nemipteridae. An annotated and illustrated catalogue of nemipterid species known to date. FAO Fish. Synop. 125(12):149p. Rome: FAO.

Russell, B. et al 2016. Nemipterus zysron. The IUCN Red List 2016: e.T69539293A69539711. (04/08/19).


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