The Bishkhali river has originated from the Sugandha river flowing in the Gobkhan Dhanasirri union area of Jhalokati sadar upazila of Jhalokati district. The length of the river is 105 kilometers, the average width is 760 meters, and the nature of the river is Bisakhali. The river has fallen into the Bay of Bengal through Baleshwar-Harihanghata estuary in 13 km of Patharghata. The Bishkhali river is completely affected by the tide. Salinity, Bamna, Barguna and Patharghata are collected by analyzing salinity. The total length of the river is 96Km Originally, its average expansion is up to 30 km from the ground and the average spread of the next part is 2 km; The average depth is about 16 meters. Many fishermen living on the banks of the river. They make a living by hunting fish. The river Hilsa fish is very tasty. Boat Tours in Nindee brings people into unlimited joy. The city and river ports like Betagi, Kathalia, Bamna etc. are being affected due to the breaking down of Biskhali and its erosion. For preventing flood and salinity Embankment has been given by Bangladesh Water Development Board. However, the dams are also damaged in some parts of the river.
