|
Polydactylus persicus Motomura & Iwatsuki, 2001 Persian blackspot threadfin |
|
|
photo by
Motomura, H. |
| Family: | Polynemidae (Threadfins) | |||
| Max. size: | 16 cm SL (male/unsexed) | |||
| Environment: | demersal; marine; depth range - 10 m | |||
| Distribution: | Western Indian Ocean: Persian Gulf. | |||
| Diagnosis: | Dorsal spines (total): 9-9; Dorsal soft rays (total): 12-13; Anal spines: 3-3; Anal soft rays: 12-12; Vertebrae: 24-24. With 6 pectoral filaments; uppermost extending well beyond posterior tip of pectoral fin. Pectoral fin, rays short, 18-20% of SL; fin base short , 10-11% of SL; all rays branched except uppermost 1 or 2. Second dorsal spine long, 6-9% of SL. Well-developed swim bladder. A large black spot anteriorly on lateral line (Ref. 40958). | |||
| Biology: | Found on sandy and muddy bottoms (Ref. 57343). | |||
| IUCN Red List Status: | Least Concern (LC); Date assessed: 24 February 2014 Ref. (130435) | |||
| Threat to humans: | harmless | |||