Briggs, Patty
Briggs, Brian
Pearce, Huma
Sagot, Maria https://orcid.org/0000-0003-1076-8227
Montauban, Cecilia https://orcid.org/0000-0002-7501-3389
Funding for this research was provided by:
Crane Valley Grants Programme; London Bat Group; HS2
Article History
Received: 15 May 2026
Revised: 17 September 2026
Accepted: 22 September 2026
First Online: 26 September 2026
Declarations
Ethics statement: All bat species are protected in the UK, and all fieldwork was conducted under licences issued by Natural England (2025-84552-CL19/20-BAT & 2023-66463-SCI-SCI Nathusius Project). Bat capture, handling, ringing, and tagging procedures followed established best-practice guidelines of the Bat Conservation Trust and EUROBATS. From 2021 onwards, enhanced biosecurity procedures were implemented in accordance with IUCN SSC Bat Specialist Group field hygiene guidelines.
Competing interests: The authors declare no competing interests.