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Bird flu: near Swineshead, Boston, Lincolnshire (AIV 2025/78)

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry near Swineshead, Boston, Lincolnshire on 31 October 2025.

Case information

28 December 2025

Following successful completion of disease control activities and surveillance in the zone around apremises near Swineshead, Boston, Lincolnshire (AIV 2025/78), the surveillance zone has been revoked.

12 December 2025

Following successful completion of disease control activities and surveillance in the zone around apremises near Swineshead, Boston, Lincolnshire (AIV2025/78), the protection zone has ended and the area that formed it becomes part of the surveillance zone.

31 October 2025

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in commercial poultry near Swineshead, Boston, Lincolnshire (AIV 2025/78) on 31 October 2025.

A 3km protection zone and 10km surveillance zone has been declared around the premises. All poultry on the premises have been humanely culled.

This revokes the .

This revokes and replaces the .

Further information

Check:

Case number: AIV 2025/78

Updates to this page

Published 31 October 2025
Last updated 28 December 2025 show all updates
  1. Following successful completion of disease control activities and surveillance in the zone around apremises near Swineshead, Boston, Lincolnshire (AIV 2025/78), the surveillance zone has been revoked.

  2. Following successful completion of disease control activities and surveillance in the zone around anear Swineshead, Boston, Lincolnshire (AIV2025/78), the protection zone has ended and the area that formed it becomes part of the surveillance zone.

  3. First published.