Onychostoma meridionale Kottelat, 1998

Family:  Cyprinidae (Minnows or carps), subfamily: Acrossocheilinae
Max. size:  14 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Cambodia and in the Mekong basin in Laos.
Diagnosis:  Dorsal spines (total): 4-4; Dorsal soft rays (total): 8-8; Anal spines: 3-3; Anal soft rays: 5-5. Mouth width 2.2-2.3 times in head width; no barbels; caudal peduncle about 2.4-2.8 times longer than deep (Ref. 27732); last simple dorsal ray slender and smooth in individuals less than about 9 cm SL, smooth to finely serrated posteriorly in larger individuals (Ref. 43281).
Biology:  Inhabits clear water, swift flowing streams (Ref. 43281).
IUCN Red List Status: Least Concern (LC); Date assessed: 12 January 2011 Ref. (130435)
Threat to humans:  harmless

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