Chandigarh, April 25 -- The investigation by the Punjab Pollution Control Board (PPCB) into fish deaths in the Sutlej river near Harike head works in Ferozepur district in early April has ruled out industrial pollution.

The board had received a video on April 3 showing the dead fish. A team from PPCB, along with scientific staff and the department of fisheries, traced the site around Harike head works near Gatta Badshah/Dineke village the very next day.

Field observations confirmed the presence of dead fish at multiple points downstream, particularly near the fish ladder and within specific gates of the barrage, and no dead fish at the upstream.

In a press release on Friday, the board stated that primary testing results showed normal o...