The Melanotaenia kokasensis lives in the pelagic, freshwater environment.
Melanotaenia kokasensis is distinguished from congeners in having a combination of: IV–V,11–14 dorsal rays; I,21–24 anal rays; 13–15 pectoral rays; 35-37 lateral scales; 16–18 predorsal scales; 16–19 gill rakers on first arch; colour of adult male in life generally pale blue More