Blue-green algae has been confirmed in the meanders.
It can be toxic to people and animals, stay out of the water.
If you have been in contact with the water and feel ill, please seek immediate medical or veterinary advice.
Kayaking & paddle boarding
Accessible Trails
Wildlife Spotting
Stargazing
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Catch up with the latest news at Seven Sisters...
22 May 2026
Guidance for event organisers
19 March 2026
Huge new water-inspired National Nature Reserve is created in South Downs
12 February 2026
Celebrating World Water Day!