Silva, T.M.S.D.G.; Wijeyaratne, M.J.S.
(Sri Lanka Association for Fisheries and Aquatic Resources, 2015)
Najas marina is one of the nine invasive alien floral species that have been identified in the Ramsar wetland of Madu Ganga Estuary. This aquatic macrophyte is considered as a huge threat to the existing ecological balance ...