Officials at the Environment Agency have blamed the recent heatwave for the deaths of thousands of freshwater fish, across the region.
The intense heat has caused oxygen levels in the water to plunge. There have been reports of fish in distress in Welney in Norfolk and Tiptree in Essex.
The Environment Agency is able to treat affected waterways with River Rover aeration equipment if they are e notified.
More top news
A museum of horseracing and sporting art in Newmarket that was only opened by the Queen in November could be named Museum Of The Year 2017.
A row over new housing has led to calls for the village of East Bergholt to leave Suffolk for good and defect to nearby Essex.
16-year-old student Billy Hines was a passenger in a vehicle that crashed into trees and caught fire at Pulham Market.