Mystacoleucus atridorsalis Fowler, 1937
photo by JJPhoto

Family:  Cyprinidae (Minnows or carps), subfamily: Cyprininae
Max. size:  8 cm SL (male/unsexed)
Environment:  benthopelagic; freshwater
Distribution:  Asia: Mekong basin.
Diagnosis:  A conspicuous distal blotch on the dorsal fin; a few scales on the sides with faint black crescent-shaped marks on their base; barbels absent or rudimentary (Ref. 27732); body relatively deep, depth 2.5-2.7 times in SL (Ref. 43281).
Biology:  Found at bottom depths over gravel in areas with fairly strong currents. Occurs in the main stream of the middle Mekong with populations in fast flowing forest streams (Ref. 12693). Enters flooded fields (Ref. 12975). Feeds on worms, insect larvae, and crustaceans living in bottom sediments, along with algae (Ref. 12693).
IUCN Red List Status: Least Concern (LC); Date assessed: 28 March 2011 Ref. (130435)
Threat to humans:  harmless


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