Based on the data received for 2021, 165 volunteers carried out the Field Survey at 195 sites. This survey involves walking a triangular transect within a 1km square and counting noctule, serotine, common pipistrelle and soprano pipistrelle passes.
The Bat Conservation Trust (known as BCT) is a registered charity in England and Wales (1012361) and in Scotland (SC040116).
Company Limited by Guarantee, Registered in England No: 2712823. Registered office: Bat Conservation Trust, Studio 15 Cloisters House, Cloisters Business Centre, 8 Battersea Park Road, London, SW8 4BG. Vat Reg No: 877158773.