Dead fish found on River Thet where large stretch of white foam appeared

<p>Environment Agency says pollutant in Norfolk river is ‘an unknown substance’ and is investigating </p><p>Dead fish have been found on a river in Norfolk where a large stretch of white foam appeared, the Environment Agency has confirmed.</p><p>Images shared by the agency on Saturday showed the foam covering an area of the River Thet.</p> <a href="https://www.theguardian.com/uk-news/2025/oct/19/dead-fish-found-on-river-thet-where-large-stretch-of-white-foam-appeared">Continue reading...</a>