Aplocheilus melastigmus McClelland, 1839 Oryzias melastigma is a species of ricefish in the family Adrianichthyidae.

[1] Oryzias melastigma is native to India and Bangladesh.

[1] Oryzias melastigma lives in brackish waters and estuaries, however, it can be found in mangrove swamps and shallow lagoons, and can easily adapt to freshwater, even being able to spawn there.

[2] This fish has a greyish/light-brownish translucent scale colour and the rim of its tail fin is yellow.

It has large eyes and its mouth is fairly high up on its body.