Yunnanilus niulanensis Chen, Yang & Yang, 2012

Family:  Nemacheilidae (Brook loaches)
Max. size:  5.53 cm SL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Asia: Yanglinhe River, a tributary of the Niulanjiang River in Yunnan, China.
Diagnosis:  Dorsal soft rays (total): 12-12; Anal soft rays: 8-8. Distinguished from other species of Yunnanilus by the following combination of characters: dorsal-fin rays iii, 9; anal-fin rays iii, 5; pectoral-fin rays i, 11; pelvic-fin rays i, 7-8; branched caudal-fin rays 14; mouth subterminal; 9-11 gill rakers in the inner side of the first gill arch, outer row of gill rakers absent; upper two-thirds of body and head covered by large brown spots; fins hyaline; body covered with scales; no lateral line; no cephalic sensory pores; caudal peduncle length less than caudal peduncle depth; caudal peduncle length 9.2-11.1% SL; body depth 21.0-25.8 % SL; eye diameter 5.4-6.0 % SL; interorbital width 9.9-12.1 % SL (Ref. 89956).
Biology:  Occurs in Yanglinhe River , China with altitude of 1909 m and with slow flowing and clear water. The stream of the type locality has sandy or a little muddy substrate (Ref. 89956).
IUCN Red List Status: Not Evaluated (N.E.) Ref. (130435)
Threat to humans:  harmless
Country info:   
 


Source and more info: www.fishbase.org. For personal, classroom, and other internal use only. Not for publication.