Asia's largest brackish water lake, Chilka, is under threat due to large-scale 'fishy' operation by 'prawn mafia' in and around the lake. By encroaching over thousands of acres of land and water area for the lucrative prawn farming, prawn mafia is not only destroying this beautiful gift from nature, they have also threatened the traditional fishermens' livelohood, for whom the lake happens to be the sole means of survival.