Filimanus heptadactyla (Cuvier, 1829)
Sevenfinger threadfin
Filimanus heptadactyla
photo by Devarapalli, P.

 Family:  Polynemidae (Threadfins)
 Max. size:  38 cm TL (male/unsexed)
 Environment:  demersal
 Distribution:  Western Pacific: Thailand, Malaysia and Indonesia to Papua New Guinea. All records in Indian Ocean are misidentifications for other species: Filimanus similis, Polydactylus mullani, Polydactylus sextarius (Ref. 57343).
 Diagnosis:  Dorsal spines (total): 9-9; Dorsal soft rays (total): 12-13; Anal spines: 3-3; Anal soft rays: 11-12; Vertebrae: 24-24. 7 pectoral filaments, third or fourth filament, from ventralmost, the longest, not reaching midpoint of anal fin (Ref. 9685). Body brown above and golden below; fins yellow with black at least at margins; pectorals often mostly black (Ref. 9685).
 Biology:  Found on open sandflats and muddy substrates (Ref. 57343).
 IUCN Red List Status: Not Evaluated  (Ref. 96402)
 Threat to humans:  harmless
 Country info:   

 Entered by: Torres, Armi G. - 15.06.95
 Modified by: Reyes, Rodolfo B. - 15.07.13

Source and more info: For personal, classroom, and other internal use only. Not for publication.

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