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Chalk Rivers Restored: Endangered Wildlife Thrives
25 Feb
Summary
- £1.72m project restored chalk rivers over two years.
- Restoration enhances habitats for endangered water voles and brown trout.
- 85% of the world's chalk rivers are located in the UK.
A significant chalk river restoration project, valued at £1.72 million, has concluded after two years of dedicated work. This initiative, funded by the government's Species Survival Fund and led by the Herts and Middlesex Wildlife Trust, has greatly benefited local wildlife. Hundreds of volunteers actively participated in restoring these vital waterways throughout Hertfordshire.
The project aimed to make the chalk rivers more resilient, improving management of water flow. Interventions included raising riverbeds with gravel and installing wooden debris to create better fish habitats. Invasive plant species, such as Himalayan Balsam, were removed to prevent soil erosion and protect native vegetation. Efforts were also made to control non-native American mink, which threaten endangered water vole populations.
Early monitoring indicates a positive impact on the rivers and the wildlife they support. Sarah Perry, river catchment coordinator for the trust, stated that while this specific fund project has ended, the work to protect and restore Hertfordshire's chalk rivers is ongoing. Globally, there are approximately 200 chalk rivers, with a remarkable 85% situated in the UK.
