| Gastromyzontidae (Hillstream loaches) |
| 5.42 cm SL (male/unsexed) |
|
demersal; freshwater |
| Asia: Marotai, Tawau, Kinabutan, Balung and Mentri rivers draining into Wallace Bay in Sabah, Malaysia. |
|
Dorsal soft rays (total): 8-9; Anal soft rays: 5-5; Vertebrae: 30-32. Can be distinguished from its congeners by possessing the following unique combination of characters: a plain brown body, head plain brown; presence of distinct protruding secondary rostrum; absence of a postoral pouch; presence of shallow subopercular groove; gill slit vertical; presence of sublacrymal groove; a rounded snout when viewed dorsally; abdomen without scales; lateral line with 55-59 scales; pelvic fin just touching anal fin origin, adpressed dorsal fin not overlapping level of anal fin origin (Ref. 57871). |
| Inhabits fast flowing rocky streams (Ref. 84801). |
|
Near Threatened (NT); Date assessed: 31 December 2018 (B1ab(i,ii,iii)+2ab(i,ii,iii)) Ref. (126983)
|
| harmless |
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