Lake Manchar is the biggest freshwater lake in Pakistan and one of Asia’s largest. It is located west of the Indus River, in Jamshoro District and Dadu District, Sindh. It is placed at a distance of 18 km from Sehwan Sharif on west side of the River Indus, in district Jamshoro. Before introduction of Jamshoro District it become in Dadu District. Jamshoro district became split from Dadu District in December 2004. Manchar is a lovable shallow lake positioned in district Jamshoro, Sindh. The place of the lake fluctuates with the seasons from as little as 350 km² to as loads as 520 km². The lake collects water from severa small streams within the Kirthar Mountains and empties into the Indus River.
Manchar Lake may be very historical. The historical archaeological websites Ghazi Shah, Wahi Pandhi Ali Murad Mound and one-of-a-kind had been located along its banks or close by Lake Manchar which might be obvious regarding its ancientness. The websites of Lal Chatto , Mashak Lohri and Lakhiyo situated alongside the edge of lake Manchar are most ancient sites which enlightens the oldness of the lake. The noted web sites belong to Hrappan Culture. The lake regarded in the end result of massive department of Indus River flowing from Kashmore, Kandhkot and Jacobabad to Manchar Lake. Later, that branch have become silted and Nara canal modified into created to water the lake within the 1930s even as the Sukkur Barrage modified into constructed on the river Indus. The lake is fed by canals, the Aral and the Danister from the river Indus. Until currently the lake supported masses of fisherfolk, near village Kot Lashari Bobak railway station, who relied on the freshwater fish they caught within the lake. However, the lake is now present technique environmental degradation ensuing inside the water turning into saline and killing off the fish and forcing the fisherfolk to appearance some other place for employment.
The degradation has been taking place for a long term but handiest these days have the results been felt. The diversion of water from the Indus and a faded storm runoff from the Kirthar mountains have contributed to the discount in easy water substances. At the same time, saline drainage water from agricultural fields of Balochistan and surrounding areas has started out to flow into Lake Manchar. However among 10 August and 23 August 2009, seven-hundred cu toes/s (20 m3/s) of water become introduced within the lake thru Indus River.
The lake changed into a stop-off at the Indus flyway for Siberian migratory birds, but these days the numbers have fallen from 25,000 birds counted in 1988 to simply 2,800 fowl counted in 2002, because the lake not gives the birds’ foremost meals, the lake fish. In the area of the birds, the lake now hosts a saline water reed.
The lake also provided massive volumes of water for irrigation but this has additionally been reduced and has resulted in a extraordinary discount within the location irrigated through the use of the lake. Right Bank Outfall Drain is being built to store lake from contamination.