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Actinopterygii (ray-finned fishes) > Perciformes (Perch-likes) > Polynemidae (Threadfins)
Etymology: Polydactylus: Greek, poly = a lot of + greek, daktylos = finger (Ref. 45335); siamensis: Named for its type locality Siam, the old name of Thailand (Ref. 39886).

Environment / Climate / Range Ecology

Marine; demersal. Tropical, preferred ?; 18°N - 6°N, 92°E - 102°E (Ref. 57343)

Distribution Countries | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri

Eastern Indian Ocean: known only from Bangkok, Songkhla and Phuket, Thailand. Probably more widely distributed about the Malay Peninsula.

Size / Weight / Age

Maturity: L_m ? range ? - ? cm
Max length : 27.4 cm SL male/unsexed; (Ref. 39886); 25.2 cm SL (female)

Short description Morphology | Morphometrics

Body with 7 or 8 prominent dark stripes along the scale rows above the lateral line; 7 - 9 faint stripes below (may be lost after preservation). Five pectoral filaments, moderately long, 31-43% of SL with 5th longest. Large upper jaw (mean 17% of SL) (Ref. 39886). Lateral line squamation unbranched, extending to upper end of lower caudal fin lobe. Lower tip of 7th proximal pterygiophore of 1st dorsal fin directed backward (Ref. 40970).

Life cycle and mating behavior Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae

Main reference Upload your references | References | Coordinator | Collaborators

Motomura, H., 2004. Threadfins of the world (Family Polynemidae). An annotated and illustrated catalogue of polynemid species known to date. FAO Spec. Cat. Fish. Purp. Rome: FAO. 3:117 p. (Ref. 57343)

IUCN Red List Status (Ref. 115185)

Not Evaluated

CITES (Ref. 94142)

Not Evaluated

Threat to humans

Harmless

Human uses

Fisheries: of no interest

FAO(Publication : search) | FisheriesWiki |

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Polydactylus siamensis Motomura, Iwatsuki & Yoshino, 2001