Barred danio
The barred danio is a species of freshwater ray-finned fish belonging to the family Danionidae. Originating in Sri Lanka, this fish grows to a maximum length of.
In the wild, the barred danio is understood to be critically endangered, but is freely available from captive-bred stock. Typically, the fish prefer water with a 6.0-8.0 pH, a water hardness of 5.0-19.0 dGH, and an ideal temperature range of. Its diet consists of annelid worms, small crustaceans, and insects. The barred danio is oviparous, and is found mostly in the Nilwala River basin.