Striped threadfin (Polydactylus plebeius) is a saltwater, brackish species recorded in Taiwan, Malaysia. The main season in Taiwan, Malaysia runs spring, winter.
Scientific name: Polydactylus plebeius · Water: Saltwater, Brackish · Season: Spring, Winter
Size: up to 45 cm
The striped threadfin is a polynemid found over the muddy bottoms of the continental shelf, from estuaries to coastal beaches and into relatively deep water of less than about 122 m, where it forms loosely associated schools. It feeds on small crustaceans, fishes and other benthic organisms, and is taken in large numbers at only 12 cm. It occurs in tropical and subtropical waters between roughly 37 degrees north and 35 degrees south, and is in season in winter. It reaches about 45 cm standard length, commonly 30 cm total length, and up to about 1.7 kg. It supports commercial fisheries and commercial aquaculture and is a game fish, selling in the highest price band, with a trophic level of 3.6, moderate fishing vulnerability at 35 of 100, and high resilience.
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