Defra - Avian Influenza Latest Situation

5 November 2025

Two cases of highly pathogenic avian influenza H5N1 have been confirmed as follows:

• in a small commercial poultry flock near Corby Glen, South Kesteven, Lincolnshire

• in captive birds near Preesall, Wyre, Lancashire.

Various restrictions are now in place around these premises. Further information about these cases is available on GOV.UK: www.gov.uk/birdflu.

An Avian Influenza Prevention Zone (AIPZ) with mandatory housing measures is in place across areas of England extending to the whole of England on the 6 November 2025, and an AIPZ with mandatory biosecurity measures is also in force across Great Britain: http://www.gov.uk/.../bird-flu-regional-avian-influenza....

All bird keepers should remain vigilant and follow stringent biosecurity measures as detailed on GOV.UK: www.gov.uk/birdflu and follow any housing measures/Protection/Surveillance Zone restrictions in their area that apply to prevent future outbreaks.

Please check the disease control zones on our avian influenza interactive map https://www.arcgis.com/apps/webappviewer/index.html... to see what restrictions are in place.