6 March 2025

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry at a premises near Thirsk, Thirsk and Malton, North Yorkshire (AIV 2025/27). A 3km protection zone and 10km surveillance zone has been declared around the premises. All poultry on the premises will be humanely culled.

Following successful completion of disease control activities and surveillance in the zone, the 3km protection zone around a third premises near Pocklington, East Riding of Yorkshire, Yorkshire (AIV 2025/14) has ended and the area that formed it becomes a surveillance zone.