Epa, U.P.K.; De Silva, T.W.J.T.
(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2014-01-22)
South American sailfin catfish (Pterygoplichthys) popularly known as tank
cleaner is one of the accidently introduced invasive fish into the natural
freshwater habitats of Sri Lanka. External morphological analysis ...