Cynoscion similis Randall & Cervigón, 1968
Tonkin weakfish
photo by JAMARC

Family:  Sciaenidae (Drums or croakers)
Max. size:  60 cm TL (male/unsexed); max.weight: 2,000.0 g
Environment:  demersal; marine; depth range 20 - 60 m
Distribution:  Western Atlantic: Colombia to northern Brazil. Also reported in Nicaragua (Ref. 13613).
Diagnosis:  Dorsal spines (total): 11-11; Dorsal soft rays (total): 24-29; Anal spines: 2-2; Anal soft rays: 8-10. Silvery grey on back, pale below. Trunk with dotted oblique stripes along scale rows. Inside opercle black, visible externally. Spinous dorsal-fin margin dark. Mouth large, slightly oblique, lower jaw projecting. Upper jaw with a pair of large canine-like teeth at tip. Chin without barbels or pores. Snout with 2 marginal pores. Gas bladder with a pair of straight, horn-like anterior appendages. Soft dorsal fin unscaled except 2 or 3 rows of small scales along its base (Ref 51721).
Biology:  Found over mud and sand bottoms (Ref. 3702). Marketed mostly fresh (Ref. 3702).
IUCN Red List Status: Least Concern (LC); Date assessed: 16 October 2019 Ref. (130435)
Threat to humans:  harmless


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