"In what was the UK’s first large-scale attempt to reset a river by reconnecting its waters with the surrounding floodplain, a 1.2km managed section of the river Aller was deepened and filled in.
"It transformed the area and created seven hectares – the equivalent of over 10 football pitches – of waterscapes and wetlands, which those behind the project say are vital for slowing water flow, storing carbon and providing homes for wildlife."
https://www.positive.news/environment/a-new-flow-pioneering-uk-river-restoration-declared-a-success/