Kerala is blessed with a large number of water bodies both fresh water and brackish water rivers, interconnected backwaters (Kayals) ,estuaries and backwaters. The  state  is also  endowed with vast resources in terms of ponds & tanks, rivers & canals , reservoirs ,lakes and other water bodies. These water bodies make the land green and fertile  and contribute a rich resource of inland producton. The brackish  water  resources  of  the  state comprise  of  backwaters  Pokkali  and  Kaipadu  fields  distributed  in  Ernakulam, Thrissur , Alapuzha  and  kannur  districts  which are  traditionally used  for  prawn  filtration  during  summer  season.         

INLAND  PROFILE  KERALA