Threadfin Breams and Monocle Bream
By Koichi Shibukawa and Hiroyuki Motomura

Nemipterus bathybius

Nemipterus bipunctatus

Nemipterus hexodon

Nemipterus peronii

Nemipterus zysron

Scolopsis affinis

Scolopsis bilineata

Scolopsis ciliata

Scolopsis margaritifera

Scolopsis monogramma

Scolopsis taenioptera

Scolopsis vosmeri

Medium sized (up to 35 cm), moderately elongate fishes. Head compressed; eyes moderately large; jaws subequal, or upper jaw slightly beyond lower jaw; hind margin of suborbital bone exposed; branchiostegals 6. Single dorsal fin with X spines and 9 soft rays; anal fin with III spines and 7-8soft rays; pectoral fin more or less falcate, with 14-19 soft rays (uppermost 2 rays unbranched); pelvic fin with I spine and 5 soft rays; caudal fin emarginated, lunate or forked, with filamentous tip on each or both lobes in many species. Scales ctenoid, moderate in size; cheek and operculum scaled; a pair of elongate, pointed scales at base of pelvic fin. Color: pinkish, yellowish, grayish, or brownish dorsally, turned to silvery ventrally, with various-colored vertical bands or longitudinal stripes on head and body in many species.

Similar families occurring in the area. Caesionidae: dorsal fin with X-XV spines and 8-22 soft rays; anal fin with III spines and 9-13 soft rays; no elongated, pointed scales at base of pelvic fin. Haemulidae: dorsal fin with IX-XIV spines and 11-26 soft rays. Lethrinidae: anal fin with III spines and 8-10 soft rays; no scales on preopercle in Lethrinus (scaly in other genera). Lutjanidae: no elongate and pointed scales at base of pelvic fin.

Remarks. Found in coral reefs and coastal to offshore shelf waters with sandy or muddy bottoms, down to about 300 m depth. Carnivorous, feed on small fishes, crustaceans, cephalopods, and polychaetes. Esteemed as food fish in many species; caught by trawls, handlines, traps and various kinds of nets; marketed fresh, dried and salted, or minced for fish balls or fish cakes.