| Siluridae (Sheatfishes) |
| 40.1 cm TL (male/unsexed); max.weight: 430.0 g |
|
demersal; freshwater |
| Asia: Nam Xam basin in Laos, Viet Nam, southeastern China (Ref. 43281) and Thailand (Ref. 9417). |
|
Dorsal soft rays (total): 4-4; Anal soft rays: 57-73; Vertebrae: 53-58. Unusually large genital papilla; males with a long conical papilla, while females with a flat, leaf-shaped papilla with a small projection at the tip. A unique combination of the following characters: head width 11.6-15.4% SL, head depth 8.2-9.9% SL, pelvic fin length 7.5-9.6% SL, length of dorsal fin base 0.8-1.9% SL, depth of caudal peduncle 6.2-7.6% SL, and principal caudal fin rays 14-16 (Ref. 41525). Dark brown body; dorsal surface purple; stomach light gray; all fins are light gray (Ref. 40516). Eye circular (Ref. 43281). |
| Adults inhabit streams. They feed actively at night on small fish, crustaceans and insects. |
|
Least Concern (LC); Date assessed: 13 August 2010 Ref. (130435)
|
| harmless |
|
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