Nemacheilus selangoricus Duncker, 1904
Grey-banded loach
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Family:  Nemacheilidae (Brook loaches)
Max. size:  5.9 cm SL (male/unsexed)
Environment:  demersal; freshwater; pH range: 6.5 - 7; dH range: 10
Distribution:  Asia: Malay Peninsula from Trang in Thailand to Singapore, Sabah in North Borneo and Belitung Island (Ref. 39226) and Indonesia (Ref. 7050)
Diagnosis:  Dorsal soft rays (total): 13-13; Anal soft rays: 8-8; Vertebrae: 34-35. Presence of acuminate scales above and below lateral line on caudal peduncle. This characteristic is shared with N. spiniferus. Other diagnostic characters include: 8-12 very regular dark bars (vs. not very regularly shaped bars in N. spiniferus), 3-5 times wider than interspaces, the middle area of the bars being often lighter brown than the margin or as light as the background, the bar then being vertically split into two thin bars; dorsal length of head 18-22% SL (vs. 21-23%); process of acuminate scales shorter than (versus as long as) rest of scale, its base width about 1/4-1/3 of scale width (versus about 1/2).
Biology:  Inhabits fast flowing forest streams with acidic water and sand-gravel substrate (Ref. 85309).
IUCN Red List Status: Least Concern (LC); Date assessed: 09 August 2019 Ref. (123251)
Threat to humans:  harmless
Country info:   

Entered by: Binohlan, Crispina B. - 12.08.94
Modified by: Bailly, Nicolas - 31.10.12
Checked by: Casal, Christine Marie V. - 03.09.96

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 Not for publication.

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