|
Acrochordonichthys gyrinus Vidthayanon & Ng, 2003 Falcate chameleon catfish |
|
|
photo by
Panitvong, N. |
| Family: | Akysidae (Stream catfishes), subfamily: Parakysinae | |||
| Max. size: | 10 cm TL (male/unsexed) | |||
| Environment: | demersal; freshwater | |||
| Distribution: | Asia: known only from the type locality, the Yom River at Phitsanulok, part of the upper Chao Phraya basin in Thailand. | |||
| Diagnosis: | Dorsal spines (total): 2-2; Dorsal soft rays (total): 4-5; Anal spines: 0-0; Anal soft rays: 10-10; Vertebrae: 39-39. Concave posterior margin of the pectoral fin; head depth 9.8-11.4% SL; dorsal to adipose distance 7.4-8.6% SL; body depth at anus 8.3-10.5% SL; maximum width of humeral process 16.3% its length; and anterior margin of anal fin and posterior margin of adipose fin straight (Ref. 50585). Caudal fin emarginate (Ref. 50585). | |||
| Biology: | Inhabits mainstreams (Ref. 58784). Feeds on crustaceans and benthic organisms (Ref. 58784). | |||
| IUCN Red List Status: | Data deficient (DD); Date assessed: 17 December 2010 Ref. (130435) | |||
| Threat to humans: | harmless | |||