Gastromyzon ingeri Tan, 2006

Family:  Gastromyzontidae (Hillstream loaches)
Max. size:  5.42 cm SL (male/unsexed)
Environment:  demersal; freshwater
Distribution:  Asia: Marotai, Tawau, Kinabutan, Balung and Mentri rivers draining into Wallace Bay in Sabah, Malaysia.
Diagnosis:  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).
Biology:  Inhabits fast flowing rocky streams (Ref. 84801).
IUCN Red List Status: Near Threatened (NT); Date assessed: 31 December 2018 (B1ab(i,ii,iii)+2ab(i,ii,iii)) Ref. (126983)
Threat to humans:  harmless

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