Nemacheilidae (Brook loaches) |
11 cm SL (male/unsexed) |
benthopelagic; freshwater |
Asia: Myanmar to the Khorat Plateau in the Mekong basin (Ref. 12693). Known from Salween and Chao Phraya basins (Ref. 26336). |
Dorsal soft rays (total): 12-12; Anal soft rays: 8-8. A member of the group of species with complete or nearly complete lateral line, 8 1/2 branched dorsal rays, 9+8 branched caudal rays and no sexual dimorphism. Can be distinguished by the following characters: caudal peduncle 1.10-1.44 times longer than deep, its length being 14.2-17.5% SL, 67-86% HL and its depth 11.5-13.2%SL, 52-62% HL; 8-11 bars; black basal caudal bar not reaching dorsal and ventral midlines, moderate keels on caudal peduncle, a median interruption in lower lip. Caudal fin emarginate (Ref. 39226). With slight depression at nape; 8-12 bars that turn into blotches on lateral line and saddle-markings dorsally; scales lacking on belly and on back between head and dorsal fin (Ref. 12693). Dorsal fin base with a black spot anteriorly, followed by an orange patch and a low elongate grey blotch (Ref. 43281). |
Inhabit small, shallow, high gradient streams with cobble or boulder substrates (Ref. 12693). A ripe female measuring 5.27 cm SL with ovulae 2.4 mm in diameter (Ref. 39226). |
Least Concern (LC); Date assessed: 08 July 2011 Ref. (130435)
|
harmless |
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