Family : Cyprinidae
Scientific Name : Systomus asoka
English Name : Sri Lanka Asoka Barb
Local Name : Ran manissa, Asoka pethiya
Location : Found in upper reaches of the Sitawaka River and Kithulgala area on Kelani river
Maximum Length : Can be grow up to 14 cm
Horizontally elongated blotch found on caudal peduncle Top and bottom margins of caudal fin are red Other fins are transparent with yellow color Two pairs of barbels present 5-7 black strips running on lateral side along the body
Found in fast flowing well-oxygenated clear waters with 1 to 2m depths having sandy or gravelly substrates
Conservation of these species very important due to decline population and restricted to few places