Environment Agency Wales show how a fish pass works

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Salmon and other fish can swim the full length of the River Severn, thanks to a project to open up the river.

The Environment Agency opened up the final 15km (nine miles) stretch by removing weirs and building a fish pass at Felindre Mill, near Llanidloes.

Environment Agency Wales officer Ben Wilson explains how a fish pass works.

Salmon benefit from Severn access

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