Big Butterfly Count 2026 at Seven Sisters
Join the nationwide citizen science survey at Seven Sisters Country Park. Find a sunny spot in the park and count every butterfly you see for 15 minutes, then submit your results to help track butterfly populations and the health of the natural environment. Spotter sheets available free from the Visitor Centre or download the Big Butterfly Count app. Self-guided and drop-in throughout the survey period.
When & Where
Friday, 17 July 2026 - Sunday, 9 August 2026
Seven Sisters Country Park
Exceat, Seaford
BN25 4AD
Free
More Nature & Outdoors events
Seven Sisters Boat Tour - Newhaven (May)
A 1.5-hour boat tour from Newhaven Marina along the Sussex coastline to the famous Seven Sisters chalk cliffs. See the iconic white cliffs from the water, spot seals, porpoises, and seabirds, and enjoy the turquoise Sussex waters. Minimum 4 passengers required. Children welcome from age 2.
Seven Sisters Sunset Cruise
A one-hour evening cruise from Newhaven Marina tracking the sunset as it moves through summer, passing through Seaford Bay to reach the Seven Sisters Cliffs with views of seals, porpoises, and seabirds. Departure times vary throughout summer to follow the natural sunset.
Seven Sisters Sunset Cruise
A serene one-hour evening boat cruise departing from Newhaven Marina, travelling past Seaford Bay to the Seven Sisters Cliffs as the sun sets over the horizon. Passengers are welcome to bring drinks on board and the trip offers excellent wildlife viewing opportunities including seals and seabirds. Departure times vary throughout summer to align with sunset hours.