(Rasbora rubrodorsalis)
Rasbora rubrodorsalis is a species of cyprinid fish native to southeast Asia where it occurs in the basins of the Mekong, Chao Phraya and Mae Klong rivers. It prefers areas of slow-flowing streams and ponds and ditches. This species can reach a length of 3.3 centimetres (1.3 in) SL.