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Rare Species Thrive in Hertfordshire Summer Heat
30 Aug
Summary
- Great white egret and glow-worm sightings occurred this summer.
- Over 300 Chalkhill blue butterflies were recorded at Hexton.
- New leafhopper species found after decades-long absence.

This summer, nature reserves managed by the Herts and Middlesex Wildlife Trust have witnessed an extraordinary resurgence of wildlife. Sightings of species not seen in Hertfordshire for decades, including a great white egret and a glow-worm, have been reported. The trust recorded over 300 Chalkhill blue butterflies at Hexton Chalk Pit, a significant indicator of a healthy ecosystem.
Unusually hot weather contributed to this flourishing biodiversity, enabling rapid life cycles for insects like grasshoppers and butterflies. However, bumblebees and hoverflies faced challenges. The Herts Invertebrate Project has facilitated crucial discoveries, identifying new planthopper and leafhopper species, some not seen in the county for over a century. These findings underscore the vital role of the trust's conservation efforts.