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.
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Guidance for event organisers
Huge new water-inspired National Nature Reserve is created in South Downs
Celebrating World Water Day!
Festive Fun at the Christmas Market
Stay Safe at Cuckmere River Mouth
Exciting new additions unveiled for spring at Seven Sisters
Discover events happening at Seven Sisters...
Sun 6 Sep
CPRE Sussex Countryside Day
Tue 18 Aug - Wed 19 Aug
Expressive Acrylic Landscapes Work with Clare Buckle (2 day course)
Sat 15 Aug
South Downs Youth Action: Seven Sisters Nature Recovery (August)