Mapping Range and Flight Period Changes Of UK Species by Steve Hewitt

29/10/2025

Here we present a desktop study of species range and flight period change by BDS volunteer Steve Hewitt using records from the BDS database, which is stored on NBN atlas. You can view and download the documents by following the links below.

                                             

Flight period 30 species 1990-2023                                   Range change 30 species 2024-03-28

 

 

Image: Erythromma viridulum by Pam Taylor