Bird flu: near Silloth, Cumberland, Cumbria (AIV2025/73)

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in captive birds near Silloth, Cumberland, Cumbria on 30 October 2025.

• From: Department for Environment, Food & Rural Affairs and Animal and Plant Health Agency
• Published: 30 October 2025
• Last updated: 3 December 2025 — See all updates

• Disease Type: Bird flu (avian influenza)
• Disease control zone restrictions: No longer in force
• Disease control zone type: None
• Virus strain: H5N1
• Case opened date: 30 October 2025
• Case closed date: 3 December 2025

Case information

3 December 2025

Following successful completion of disease control activities and surveillance in the zone around a premises near Silloth, Cumberland, Cumbria, the 3km captive bird (monitoring) controlled zone has been revoked.

30 October 2025

Highly pathogenic avian influenza (HPAI) H5N1 was confirmed in captive birds near Silloth, Cumberland, Cumbria on 30 October 2025.

A 3km Captive Bird (Monitoring) Controlled Zone has been declared around the premises. Affected birds on the premises will be humanely culled.

Declarations

Download the revocation of a captive bird (monitoring) controlled zone

This revokes the declaration of a captive bird (monitoring) controlled zone.

Further information

Check:

• the updated bird flu disease control zone map
• if you need a licence to move poultry, poultry by-products, eggs, material or mammals

Case number: AIV 2025/73

Published 30 October 2025

Last updated 3 December 2025 + show all updates

1. 3 December 2025

   Following successful completion of disease control activities and surveillance in the zone around a premises near Silloth, Cumberland, Cumbria, the 3km captive bird (monitoring) controlled zone has been revoked.

2. 30 October 2025

   First published.