Adults occur along gently sloping shores with large boulders on sand and pebble bottom . Found only below 1.5 m and in small groups of 2-20 individuals . Non-annual breeders .
Dorsal soft rays (total): 10 - 14; Anal soft rays: 26 - 29. Distinguished from all other species of the genus by the following characters: 26-29 anal rays; 10-14 dorsal rays; and body depth 30-35% SL. These are unique characters except for dorsal ray counts for which the counts of 10-12 are shared with other species . : elongated.
Behavioural data for Yellow finned medaka is currently being reviewed.
Diet information for Yellow finned medaka is currently being compiled.
Reproduction data for Yellow finned medaka is currently being compiled.
Freshwater; benthopelagic; pH range: 7.5 - 8.5; non-migratory. Tropical; 22°C - 25°C
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