Low pathogenic avian influenza (poultry),
France
Information received on 09/03/2018 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. 19
Date of start of the event 06/12/2015
Date of confirmation of the event 10/12/2015
Report date 09/03/2018
Date submitted to OIE 09/03/2018
Reason for notification New strain of a listed disease
Manifestation of disease Sub-clinical infection
Causal agent Low pathogenic avian influenza virus
Serotype H5N3
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (15/12/2015)
Follow-up report No. 1 (22/01/2016)
Follow-up report No. 2 (01/04/2016)
Follow-up report No. 3 (11/08/2016)
Follow-up report No. 4 (11/08/2016)
Follow-up report No. 5 (15/09/2016)
Follow-up report No. 6 (10/10/2016)
Follow-up report No. 7 (26/12/2016)
Follow-up report No. 8 (03/02/2017)
Follow-up report No. 9 (03/03/2017)
Follow-up report No. 10 (14/04/2017)
Follow-up report No. 11 (08/06/2017)
Follow-up report No. 12 (26/09/2017)
Follow-up report No. 13 (04/12/2017)
Follow-up report No. 14 (11/12/2017)
Follow-up report No. 15 (19/01/2018)
Follow-up report No. 16 (05/02/2018)
Follow-up report No. 17 (09/02/2018)
Follow-up report No. 18 (21/02/2018)
Follow-up report No. 19 (09/03/2018)
Follow-up report No. 20 (19/03/2018)
Follow-up report No. 21 (23/04/2018)
New outbreaks (4)
Outbreak 1 (53) Endoufielle, Endoufielle, Gers
Date of start of the outbreak 20/02/2018
Outbreak status Resolved (22/02/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 3600 0 3600 0
Affected population Samples taken in the framework of the screening prior to movement of web-footed birds. The national reference laboratory confirmed the presence of low pathogenic H5N3 virus on February 22nd, 2018. The 3,600 ready-for-gavage birds of the farm were killed and disposed of on February 22nd, 2018.
Outbreak 2 (54) Legé, Legé, Loire-Atlantique
Date of start of the outbreak 03/03/2018
Outbreak status Resolved (07/03/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 16750 0 16750 0
Affected population Samples taken in the framework of the screening prior to movement of web-footed birds. The national reference laboratory confirmed the presence of low pathogenic H5Nx virus on March 8th, 2018. The 16,750 ready-for-gavage birds were killed and disposed of on March 7th, 2018.
Outbreak 3 (55) Montauriol, Montauriol, Lot-Et-Garonne
Date of start of the outbreak 05/03/2018
Outbreak status Resolved (08/03/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 8160 177 7983 0
Affected population Samples taken in the framework of the screening prior to movement of web-footed birds. The national reference laboratory confirmed the presence of low pathogenic H5N3 virus on March 8th, 2018. The animals were killed and disposed of on March 8th, 2018.
Outbreak 4 (56) Cleder, Cléder, Finistère
Date of start of the outbreak 07/03/2018
Outbreak status Resolved (10/03/2018)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 7500 0 0 0
Affected population Samples taken in the framework of the screening prior to movement of web-footed birds. The national reference laboratory confirmed the presence of low pathogenic H5N3 virus on March 9th, 2018. The 7,500 ready-for-gavage birds of the farm will be killed on March 10th, 2018.
Summary of outbreaks Total outbreaks: 4
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 36010 ** 177 28333 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds ** 0.49% ** 79.17%
*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
  • Unknown or inconclusive
Epidemiological comments The epidemiological investigation is ongoing.
Control measures
Measures applied
  • Movement control inside the country
  • Screening
  • Traceability
  • Stamping out
  • Surveillance within containment and/or protection zone
  • Zoning
  • 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
ANSES national reference laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 08/03/2018 Positive
ANSES national reference laboratory for avian influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 09/03/2018 Positive
ANSES national reference laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 08/03/2018 Positive
ANSES national reference laboratory for avian influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 09/03/2018 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations