Schistura sexnubes Endruweit, 2014
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Family:  Nemacheilidae (Brook loaches)
Max. size:  4.79 cm SL (male/unsexed)
Environment:  demersal; freshwater; pH range: 5.4
Distribution:  Asia: Xiaoheijiang River subbasin, Mekong basin in Yunnan, China.
Diagnosis:  Dorsal soft rays (total): 12-12; Anal soft rays: 8-8. This species can be easily distinguished by the following combination of characters: caudal fin with 8+8 branched rays; incomplete lateral line; a dissociated caudal bar, a shallow caudal-peduncle depth (7.6%?9.6% SL; respectively caudal-peduncle 1.76?1.95 times longer than deep); and no sexual dimorphism. A dorsocephalic pattern consisting of a black, forward directed V-shaped formation located between the nares, and a white, ovoid blotch on the upper operculum represents an autapomorphy (Ref. 94768).
Biology:  Occurs among rocks along the shallow shores in a water depth of 10-40 cm with moderate to fast current in Mengmenghe River. Syntopic with Schistura cryptofasciata , Glyptothorax laosensis and Clarias sp.. Found also in Nanzhaihe River, characterized by water flow velocity of 0.5 m/s, 21 °C water temperature, and a pH of 5.4 (Ref. 94768).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (124695)
Threat to humans:  harmless
Country info:   

Entered by: Torres, Armi G. - 01.03.14

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