Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
France
Information received on 31/12/2020 from Dr Loic Evain, Directeur Général adjoint, CVO, Direction générale de l'alimentation, Ministère de l'Agriculture et de l'Alimentation, Paris, France
Summary
Report type Follow-up report No. 5
Date of start of the event 18/11/2020
Date of confirmation of the event 27/11/2020
Report date 30/12/2020
Date submitted to OIE 31/12/2020
Reason for notification First occurrence of a listed disease
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (01/12/2020)
Follow-up report No. 1 (07/12/2020)
Follow-up report No. 2 (09/12/2020)
Follow-up report No. 3 (14/12/2020)
Follow-up report No. 4 (18/12/2020)
Follow-up report No. 5 (30/12/2020)
New outbreaks (1)
Outbreak 1 (SAGIR 153403) Saint Geours de Maremne, Saint Geours de Maremne, Landes
Date of start of the outbreak 17/12/2020
Outbreak status Resolved (17/12/2020)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Black-headed Gull:Larus ridibundus(Laridae) 1 1 0 0
Affected population A black-headed gull found dead on the open-air course of a fat palmipede breeding farm.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Black-headed Gull:Larus ridibundus(Laridae) 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Black-headed Gull:Larus ridibundus(Laridae) ** ** 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
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
Ploufragan-Plouzané-Niort Laboratory, Ploufragan site, ANSES (National laboratory) Black-headed Gull virus sequencing 22/12/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations