| Family: |
Gastromyzontidae (Hillstream loaches) |
| Max. size: |
5.37 cm SL (male/unsexed) |
| Environment: |
demersal; freshwater |
| Distribution: |
Asia: Tatau River basin in Sarawak, Malaysia. |
| Diagnosis: |
Dorsal soft rays (total): 9-9; Anal soft rays: 6-6; Vertebrae: 30-32. Can be distinguished from its congeners by possessing the following unique combination of characters: body dark brown with 8-10 cream bars, side with bars complete; head dorsum dark brown with thin cream reticulate pattern; absence of secondary rostrum; absence of a postoral pouch; gill slit angular, subopercular groove present and continuous to pectoral fin origin; a rounded snout when viewed dorsally; presence of sublacrymal groove; abdomen without scales; lateral line with 63-67 scales; pelvic fin not overlapping anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871). |
| Biology: |
Inhabits fast flowing rocky streams (Ref. 84801). |
| IUCN Red List Status: |
Near Threatened (NT); Date assessed: 11 January 2019 (B1ab(iii)) Ref. (130435)
|
| Threat to humans: |
harmless |
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