Tonle Sap or "The Great Lake" is the most important lake in Cambodia as well as the most extensive freshwater lake in Southeast Asia, supplies fishes to half of the country's population. Officially listed in 1997 as World UNESCO biosphere reserve, this ecological site is the significant home for many species including rare endangered water-birds and its inhabitants whose lives rely on aquatic resources, flooded forests and the wetland swamps plus. Tonle Sap covers an area of 2500 square kilomete
