The results of Butterfly Conservation’s Big Butterfly Count are in, and while the numbers are a vast improvement on 2024’s record lows, the charity has warned that urgent measures are still needed to reverse long-term decline

Britain’s butterflies bounce back in annual count – but only to average levels

Joanna Ruck and Sara Rourke

Main image: A brimstone butterfly. Photograph: Butterfly Conservation

Tue 9 Sep 2025 06.00 CEST