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Uttar Pradesh: After 32 years, gates will open in Ganga allowing Hilsa to again make the journey upstream to Allahabad by Dipak K Dash February 08,2019   |  Source: The Times of India

After a gap of over three decades, Hilsa, a high pedigree and arguably East Asia’s most prized fish, can swim back upto Allahabad in Ganga from the next monsoon. The navigational lock at Farakka has been designed in a manner to ensure the smooth and safe migration of the Hilsa shoal (group) during the three mating seasons, particularly during monsoon, by partially opening the gates only for four hours in a day. After the construction of Farakka navigational lock in 1976, movement of Hilsa was restricted up to Farakka only. Navigational lock is a device that is used for raising and lowering boats and ships between stretches of water of different levels on river and other waterways.

“We will open the gates for only eight metres and between 1 am and 5 am, which is the preferred time when Hilsa seeks passage. This provision has been made in consultation with ICAR- Central Inland Fisheries Research Institute, Central Water Commission and Farraka Barrage Project Authority. We have designed this in-house and have saved about Rs 100 crore,” Inland Waterway Authority of India (IWAI) vice-chairman Pravir Pandey told TOI.

Hilsa has a history of migrating to Allahabad in the Ganga river system from Bangladesh. Though it’s a saltwater fish, it migrates to sweet waters of the

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