Record heatwaves bring Britain’s second-best butterfly season in 16 years
Painted lady butterflies had a particularly prosperous summer. Photograph: Finnbarr Webster/Getty ImagesView image in fullscreenPainted lady butterflies had a particularly prosperous summer. Their numbers were up 335% on last year, with the Butterfly Conservation count recording their second-highest numbers since the count began in 2010.The holly blue and the gatekeeper both had their best ever Big Butterfly Count results, while the small copper recorded its third best year.
- ▪Painted lady butterflies had a particularly prosperous summer.
- ▪Photograph: Finnbarr Webster/Getty ImagesView image in fullscreenPainted lady butterflies had a particularly prosperous summer.
- ▪Their numbers were up 335% on last year, with the Butterfly Conservation count recording their second-highest numbers since the count began in 2010.The holly blue and the gatekeeper both had their best ever Big Butterfly Count results, whil
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| Original publisher | The Guardian — UK |
| Canonical URL | https://www.theguardian.com/environment/2026/sep/16/record-heatwaves-britain-second-best-butterfly-season |
| Publication time | Wed, 16 Sep 2026 06:00:13 GMT |
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Painted lady butterflies had a particularly prosperous summer. Photograph: Finnbarr Webster/Getty ImagesView image in fullscreenPainted lady butterflies had a particularly prosperous summer. Photograph: Finnbarr Webster/Getty ImagesButterfliesRecord heatwaves bring Britain’s second-best butterfly season in 16 yearsVolunteers counted almost 1.4m common butterflies and moths, with painted ladies up 335% on last yearPatrick BarkhamWed 16 Sep 2026 02.00 EDTSharePrefer the Guardian on GoogleThe recording-breaking heat of 2026 delivered the second-best British butterfly season of the past 16 years, according to the Big Butterfly Count.The largest insect count in the world, in which more than 100,000 volunteers counted almost 1.4m common butterflies and day-flying moths, confirmed what many…
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