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Polydactylus siamensis Motomura, Iwatsuki & Yoshino, 2001 Largemouth striped threadfin |
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photo by
WWF / Vidthayanon, C. |
| Family: | Polynemidae (Threadfins) | |||
| Max. size: | 27.4 cm SL (male/unsexed); 25.2 cm SL (female) | |||
| Environment: | demersal; marine | |||
| Distribution: | Eastern Indian Ocean: known only from Bangkok, Songkhla and Phuket, Thailand. Probably more widely distributed about the Malay Peninsula. | |||
| Diagnosis: | 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). | |||
| Biology: | ||||
| IUCN Red List Status: | Not Evaluated (N.E.) Ref. (130435) | |||
| Threat to humans: | harmless | |||