Bird flu: premises near Thirsk, Thirsk & Malton, North Yorkshire (AIV 2025/27)

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry on 6 March 2025.

Case information

19 April 2025

Following successful completion of disease control activity and surveillance in the zone around a premises near Thirsk, Thirsk and Malton, North Yorkshire (AIV 2025/27), the 10km surveillance zone has been revoked.

4 April 2025

Following successful completion of disease control activities and surveillance in the zone around a premises near Thirsk, Thirsk and Malton, North Yorkshire (AIV 2025/27), the 3km protection zone has ended and the area that formed it becomes part of the 10km surveillance zone.

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.

Declarations

This revokes and replaces the: declaration of the ending of a protection zone

This revokes and replaces the: declaration of an avian influenza protection zone and surveillance zone (PDF)

Further information

Check:

Case number: AIV 2025/27

Updates to this page

Published 6 March 2025
Last updated 19 April 2025 show all updates
  1. Following successful completion of disease control activity and surveillance in the zone around a premises near Thirsk, Thirsk and Malton, North Yorkshire (AIV 2025/27), the 10km surveillance zone has been revoked

  2. Following successful completion of disease control activities and surveillance in the zone around a premises near Thirsk, Thirsk and Malton, North Yorkshire (AIV 2025/27), the 3km protection zone has ended and the area that formed it becomes part of the 10km surveillance zone.

  3. First published.