Central Asian Flyway Park, Periyar National Park, Kole Wetland, Neyyar Wildlife Sanctuary and Suchindram Theroor Birds Sanctuary, the southernmost protected area in the continental range of the Central Asian Flyway Pakistan has had very few studies to monitor the migratory bird populations and their use of wetlands. Current flyway management systems rely on information from local hunters, erratic wildlife surveys and raw estimates. Key wetland sites include Mangla Lake, Rawal Lake in Margalla Hills National Park, Zangi Nawar Lake, the high mountain wetlands in northern Pakistan including the Naltar wetland complex and the wetlands of Deosai National Park plains. There have been several
Mangla Dam tailrace discharges into New Bong Canal, which has a length of 25,000 feet with discharge capacity of about 49,000 cusecs, and terminates at an automatic gate control headworks at about 12 km downstream located near old Bong Escape Headworks. There are ten vertical Francis type turbines in the power house. Each of these turbines has an output of 138,00 bhp with a rated head of 295 feet of water. The first four turbines were manufactured by Mitsubishi Electric, Japan and were installed in 1969, turbines 5 and 6 are manufactured by , Czech Republic and were installed in 1974, turbines