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OIE: Highly pathogenic influenza A viruses (infection with H5N1) (non-poultry including wild birds), United Kingdom
submited by kickingbird at Jan, 4, 2021 21:37 PM from OIE

Information received on 31/12/2020 from Dr Christine Middlemiss, Chief Veterinary Officer, DEFRA, Department for Environment,Food and Rural Affairs , London, United Kingdom
Summary
Report type
Follow-up report No. 1
Date of start of the event
03/12/2020
Date of confirmation of the event
09/12/2020
Report date
31/12/2020
Date submitted to OIE
31/12/2020
Reason for notification
New strain of a listed disease in the country
Causal agent
Highly pathogenic influenza A virus
Serotype
H5N1
Nature of diagnosis
Laboratory (basic), Laboratory (advanced)
This event pertains to
a defined zone within the country
Related reports
Immediate notification (11/12/2020)
Follow-up report No. 1 (31/12/2020)
New outbreaks (2)

Outbreak 1 (WB 2020/44)
Plymouth, Plymouth, England
Date of start of the outbreak
06/12/2020
Outbreak status
Resolved (06/12/2020)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Canada Goose:Branta canadensis(Anatidae)

1
1
0
0
Outbreak 2 (WB 2020/11)
Winblington, Cambridgeshire, England
Date of start of the outbreak
16/12/2020
Outbreak status
Resolved (16/12/2020)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)

1
1
0
0
Summary of outbreaks
Total outbreaks: 2
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Canada Goose:Branta canadensis(Anatidae)

1
1
0
0
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)

1
1
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Canada Goose:Branta canadensis(Anatidae)
**
**
100.00%
**
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)
**
**
100.00%
**
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Epidemiology
Source of the outbreak(s) or origin of infection
Contact with wild species
Epidemiological comments
HPAI H5N1 virus belonging to the 2.3.4.4 B clade. This clade has acquired gene segments from low pathogenic viruses and is not related to A(H5N1) viruses of e.g. clade 2.3.2.1c causing human infections outside of Europe.

Control measures
Measures applied
Vaccination prohibited
No treatment of affected animals
Measures to be applied
No other measures
Diagnostic test results
Laboratory name and type
Species
Test
Test date
Result
Weybridge (OIE Reference Laboratory)
Canada Goose
gene sequencing
23/12/2020
Positive
Weybridge (OIE Reference Laboratory)
Eurasian buzzard (common buzzard)
gene sequencing
24/12/2020
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
See Also: Latest news in those days:

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