| Nemacheilidae (Brook loaches) |
| 4.9 cm SL (male/unsexed) |
|
benthopelagic; freshwater |
| Asia: Nam San basin, a Nam Ngum tributary in Laos. |
|
Body cylindrical, greatest depth in front of dorsal-fin origin, sometimes with a conspicuous hump; head flat with pointed profile and depressed snout; nostril flap pointed, barbel-like, reaching anterior margin of eye; anterior nostril pierced on front side of flap; processus dentiformis present; mouth subterminal, lips smooth; no median notch in upper lip, lower lip interrupted medially; lateral line reaching at most level of anal-fin origin; anus at equal distance from pelvic-fin base and anal-fin origin; 8.5 branched dorsal-fin rays; 5.5 branched anal-fin rays; caudal fin emarginate, with 9+8 branched rays; axillary pelvic lobe present; 6-8 broad dark bars on body, quite regularly shaped, usually wider than interspaces; dorsal fin with two large black blotches along base; black bar at caudal-fin base not reaching lower and upper margin of caudal peduncle; body sometimes plain dark brown, independent of size (Ref. 36949). |
| Found in riffles, among stones (Ref. 36949). |
|
Endangered (EN); Date assessed: 19 January 2011 (B1ab(i,ii,iii)+2ab(i,ii,iii)) Ref. (130435)
|
| harmless |
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