The floodplains of Ganga and Brahmaputra river basins are dotted with a mosaic of wetlands locally known as Mauns, Beels, Chaurs, Tal or Jheels. These natural lakes are one of the prime fisheries resources with significant socio-economic overtones besides the repository of aquatic bio-diversity. In addition to these they are one of the finest refuge of avian fauna, both resident and migratory. The Gandak basin in Bihar has a chain of Ox-bow lakes originated owing ...
