Fishing in Pakistan Apart from these big lakes, a cluster of small lakes extend over 40,000 ha. The natural lakes in Punjab cover about 7,000 ha. Some of the lakes, such as Namal lake (480 ha), Uchhali lake (943 ha), Jahlar lake (100 ha), Kallar Kahar (100 ha), Kharal lake (235 ha) and Khabikki lake (283 ha) are brackish and are too saline to support aquaculture. Other man made lakes include Mangla dam, Terbela dam and Chashma Barrage. Aquaculture (or fish farming) is new in Pakistan. However, there is immense potential for development of the sector. Aquaculture production has rapidly increased since 2000
Mangla Dam earthfill with B-type sandstone as the core material. A-type sandstone is applied on the shoulders. The maximum height of the intake embankment above the core trench is 144 feet and the length is 16,900 feet. Jari Dam is also an earthfill type with silt as the core material. Gravel is applied on the shoulders of the dam. The maximum height of Jari dam above the core trench is 274 feet and the length is 6,800 feet. The main spillway is a submerged orifice type with 9 radial gates, 36 x 40 feet each; it has a maximum capacity of 1.1