France - 3 new outbreaks of highly pathogenic avian influenza H5N8 in birds in farms, Gers, Hautes-Pyr?n?es (OIE, December 26, 2016)

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Highly pathogenic avian influenza, France

Information received on 26/12/2016 from Dr Loic Evain, Directeur G?n?ral adjoint, CVO, Direction g?n?rale de l'alimentation, Minist?re de l'Agriculture, de l'Agroalimentaire et de la For?t, Paris, France

Summary Report type Follow-up report No. 15 Date of start of the event 25/11/2016 Date of confirmation of the event 01/12/2016 Report date 26/12/2016 Date submitted to OIE 26/12/2016 Reason for notification New strain of a listed disease Manifestation of disease Clinical disease Causal agent Highly pathogenic avian influenza virus Serotype H5N8 Nature of diagnosis Clinical, Laboratory (advanced) This event pertains to a defined zone within the country Related reports Immediate notification (02/12/2016) Follow-up report No. 1 (02/12/2016) Follow-up report No. 2 (05/12/2016) Follow-up report No. 3 (08/12/2016) Follow-up report No. 4 (09/12/2016) Follow-up report No. 5 (12/12/2016) Follow-up report No. 6 (15/12/2016) Follow-up report No. 7 (16/12/2016) Follow-up report No. 8 (19/12/2016) Follow-up report No. 9 (20/12/2016) Follow-up report No. 10 (21/12/2016) Follow-up report No. 11 (21/12/2016) Follow-up report No. 12 (22/12/2016) Follow-up report No. 13 (23/12/2016) Follow-up report No. 14 (23/12/2016) Follow-up report No. 15 (26/12/2016)

New outbreaks (3)

Outbreak 1 (52) Fontrailles, Fontrailles, HAUTES-PYR?N?ES Date of start of the outbreak 22/12/2016 Outbreak status Resolved (23/12/2016) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 854 64 64 790 0 Affected population Mortality episode in a duck farm epidemiologically linked to the outbreak in Duffort.

Outbreak 2 (50) Sainte-Christie-d''''Armagnac, Sainte-Christie-d''''Armagnac, GERS Date of start of the outbreak 22/12/2016 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 8000 0 0 Affected population Clinical symptoms were observed in a farm with 8.000 ducks ready for gavage. The animals will be destroyed this week (52).

Outbreak 3 (51) Duffort, Duffort, GERS Date of start of the outbreak 22/12/2016 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 9000 0 0 Affected population Clinical episode in a farm with 9.000 ducks ready for gavage. The animals will be destroyed this week (52).

Summary of outbreaks Total outbreaks: 3 Total animals affected Species Susceptible Cases Deaths Destroyed Slaughtered Birds 17854 64 ** 64 790 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds ** ** ** ** *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 A 3-km protection zone and a 10-km surveillance zone were implemented around the affected farms.

Control measures Measures applied Screening Disinfection / Disinfestation Traceability Surveillance outside containment and/or protection zone Stamping out Official disposal of carcasses, by-products and waste 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 Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 11/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 14/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 15/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds nucleotide sequencing 23/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 11/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 14/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 15/12/2016 Positive ANSES Reference National Laboratory for Avian Influenza, Ploufragan (National laboratory) Birds real-time reverse transcriptase/polymerase chain reaction (RRT-PCR) 23/12/2016 Positive

Future Reporting The event is continuing. Weekly follow-up reports will be submitted.

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http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=22065