This specis inhabits the middle reaches of Doping-doping River, where water currents are moderate and the substrates are sand and gravel. A Nomorhamphus sp. was collected together with this new species .
Dorsal soft rays (total): 8 - 9; Anal soft rays: 17 - 21; Vertebrae: 30 - 31. This species is distinguished from lacustrine congeners in Malili Lakes by the following combination of characters: scales along lateral midline is 33-36; body depths of 20.3-25.5% SL; differs from all other Sulawesi Oryzias by having D 8-9, caudal peduncle depths of 10.2-11.4% SL, eye diameters of 8.5-9.9% SL, and with maximum length of up to 3.58 cm SL; breeding males with 5-8 black blotches or bars along the lateral midline .Cross section: compressed.
Behavioural data for Doping-doping ricefish is currently being reviewed.
Freshwater; benthopelagic. Tropical
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