CLOWN LOACH

The clown loach is a peaceful fish and coexists well with nearly any tankmate. It is also an amusing species to watch and feed as it is very active during the day. Clown loaches will even eat any annoying snails that wind up in your aquarium. The clown loach is sometimes called a scaleless fish, but it actually does have small scales embedded in its skin. 

According to Wiki, The clown loach (Chromobotia macracanthus), or tiger botia is a  tropical fresh water belonging to the botidd loach family. It is the sole member of the genus Chromobotia. It originates in inland waters in Indonesia on the islands of sumatra and Borneo. In Sentarum, West Borneo that fish named: ulanguli. It is a popular fish in the freshwater aquarium trade and is sold worldwide