Alappuzha is bounded by the Laccadive Sea on its west. The town has a network of lakes, lagoons and fresh water rivers. The richness of the coastal Alappuzha waters is expressed annually in the blooming and consequent deposit of a huge quantity of fishes and prawns on the Alappuzha coast called ‘’. This annual shifting of sandbank appears during the post-monsoon period and contributes to the local economy and is a festive season for the people of Kerala. The annual floods rejuvenate and cleanse the soil and water due to which there is abundance of marine life like prawns, lobsters, fishes, turtles, and other flora in the sea.