5 April 2025
Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry in a sixth premises near Thirsk, Thirsk & Malton, Yorkshire (AIV 2025/42). A 3km protection zone and 10km surveillance zone has been declared around the premises.

Following successful completion of disease control activities and surveillance within the zone surrounding the premises near Malpas, Cheshire West and Chester, Cheshire (AIV 2025/24), the 10km surveillance zone surrounding this premises has been revoked in England and Wales.