Claim: Sundarbans East Wildlife Sanctuary altitude varies between 0 and 3 meters above sea level and the soil is more fertile than that of Sundarbans West Wildlife Sanctuary.
Evidence: The altitude of the sanctuary varies between 0 and 3 m (0 and 10 ft) above sea level. The soil is more fertile than that of Sundarbans West Wildlife Sanctuary and Sundarbans South Wildlife Sanctuary because a larger quantity of sediment is deposited here by the River Ganges.