Low pathogenic avian influenza (poultry),
Information received on 03/04/2017 from Dr Loic Evain, Directeur Général adjoint, CVO, Direction générale de l'alimentation, Ministère de l'Agriculture et de l'Alimentation, Paris, France
Report type Follow-up report No. 12
Date of start of the event 06/12/2016
Date of confirmation of the event 08/12/2016
Report date 03/04/2017
Date submitted to OIE 03/04/2017
Date event resolved 27/04/2017
Reason for notification New strain of a listed disease in the country
Causal agent Low pathogenic avian influenza virus
Serotype H5N1
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (09/12/2016)
Follow-up report No. 1 (19/12/2016)
Follow-up report No. 2 (20/12/2016)
Follow-up report No. 3 (21/12/2016)
Follow-up report No. 4 (23/12/2016)
Follow-up report No. 5 (26/12/2016)
Follow-up report No. 6 (10/01/2017)
Follow-up report No. 7 (27/01/2017)
Follow-up report No. 8 (03/02/2017)
Follow-up report No. 9 (17/02/2017)
Follow-up report No. 10 (17/03/2017)
Follow-up report No. 11 (28/03/2017)
Follow-up report No. 12 (03/04/2017)
Follow-up report No. 13 (02/02/2018)
New outbreaks (1)
Outbreak 1 (26) CROIX COMTESSE, CROIX COMTESSE, Charente-Maritime
Date of start of the outbreak 21/03/2017
Outbreak status Resolved (05/04/2017)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1320 120 1200 0
Affected population Samples taken in the framework of a clinical suspicion in a duck farm. The national reference laboratory identified the H5 virus, N absent.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1320 ** 120 1200 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds ** 9.09% ** 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments A regulated zone of a one-kilometer radius was implemented around the outbreak.
Control measures
Measures applied
  • Screening
  • Disinfection
  • Traceability
  • Stamping out
  • 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
National Reference Laboratory, Ploufragan (National laboratory) Birds nucleotide sequencing 29/03/2017 Positive
National Reference Laboratory, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 29/03/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations