India, March 10 -- Dolphin conservation in Uttar Pradesh

Dolphin surveys have been conducted in Uttar Pradesh across approximately 3,450 km of the Ganga and its tributaries including Yamuna, Chambal, Ken, Gomti, Rapti, Betwa and Ghaghra, the state's chief wildlife warden stated in their report filed before the National Green Tribunal (NGT) on February 17, 2026.

Advanced tools such as hydrophones and geo-referenced survey techniques have been used to enhance detection accuracy. During the 2012 systematic census, approximately 671 dolphins were estimated in surveyed stretches, according to the report which dealt with conservation measures taken by the state for Gangetic dolphins.The nationwide survey conducted in 2021-2023 recorded an est...