[2][3] It is a micropredator, feeding on small aquatic crustaceans, worms, insect larvae and other zooplankton.

[citation needed] Scarlet badis are among the smallest percoid fish species.

Apart from the size difference, the sexes are easy to distinguish by the vibrant colors and prominent fins of the male.

The distribution of this species appears to be restricted to tributary systems draining into the Brahmaputra River in parts of West Bengal and Assam states of India, although it might also range into Bhutan.

[1] It typically inhabits shallow, clear water streams with sand or gravel substrates and dense growths of marginal and/or aquatic vegetation.