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Russia - 3 new outbreaks of highly pathogenic avian influenza H5N1 in healthy wild birds, Novosibirskaya Oblast, May 2015 (OIE, August 21, 2015)

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  • Russia - 3 new outbreaks of highly pathogenic avian influenza H5N1 in healthy wild birds, Novosibirskaya Oblast, May 2015 (OIE, August 21, 2015)

    Highly pathogenic avian influenza,
    Russia
    Information received on 21/08/2015 from Dr Evgeny Nepoklonov, Deputy Head, Federal Service for Veterinary and Phytosanitary Surveillance, Ministry of Agriculture, Moscow, Russia
    Summary
    Report type Follow-up report No. 3
    Date of start of the event 10/05/2015
    Date of confirmation of the event 09/06/2015
    Report date 21/08/2015
    Date submitted to OIE 21/08/2015
    Reason for notification Reoccurrence of a listed disease
    Date of previous occurrence 27/04/2015
    Manifestation of disease Clinical disease
    Causal agent Highly pathogenic avian influenza virus
    Serotype H5N1
    Nature of diagnosis Laboratory (basic), Laboratory (advanced)
    This event pertains to a defined zone within the country
    Related reports Immediate notification (10/06/2015)
    Follow-up report No. 1 (24/07/2015)
    Follow-up report No. 2 (10/08/2015)
    Follow-up report No. 3 (21/08/2015)
    New outbreaks (3)
    Outbreak 1 Dovolnoe, Dovolensky, NOVOSIBIRSKAYA OBLAST
    Date of start of the outbreak 11/05/2015
    Outbreak status Resolved (19/05/2015)
    Epidemiological unit Not applicable
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Rook:Corvus frugilegus(Corvidae) 1 0 1 0
    Outbreak 2 Barabinsk, Barabinsky, NOVOSIBIRSKAYA OBLAST
    Date of start of the outbreak 11/05/2015
    Outbreak status Resolved (19/05/2015)
    Epidemiological unit Not applicable
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Rook:Corvus frugilegus(Corvidae) 1 0 1 0
    Outbreak 3 Malye Chany, Zdvinsky, NOVOSIBIRSKAYA OBLAST
    Date of start of the outbreak 11/05/2015
    Outbreak status Resolved (19/05/2015)
    Epidemiological unit Not applicable
    Affected animals
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Mallard:Anas platyrhynchos(Anatidae) 1 0 1 0
    Rook:Corvus frugilegus(Corvidae) 2 0 2 0
    Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 0 1 0
    Gruidae (unidentified):Gruidae (incognita)(Gruidae) 1 0 1 0
    Summary of outbreaks Total outbreaks: 3
    Total animals affected
    Species Susceptible Cases Deaths Destroyed Slaughtered
    Rook:Corvus frugilegus(Corvidae) 4 0 4 0
    Mallard:Anas platyrhynchos(Anatidae) 1 0 1 0
    Anatidae (unidentified):Anatidae (incognita)(Anatidae) 1 0 1 0
    Gruidae (unidentified):Gruidae (incognita)(Gruidae) 1 0 1 0
    Outbreak statistics
    Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
    Rook:Corvus frugilegus(Corvidae) ** ** 0.00% **
    Mallard:Anas platyrhynchos(Anatidae) ** ** 0.00% **
    Anatidae (unidentified):Anatidae (incognita)(Anatidae) ** ** 0.00% **
    Gruidae (unidentified):Gruidae (incognita)(Gruidae) ** ** 0.00% **
    *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
    • Unknown or inconclusive
    • Contact with wild species
    Epidemiological comments Highly pathogenic avian influenza (HPAI) H5N1 was identified in a samples from hunted healthy wild birds through monitoring activities organized by Russian Federal Service for Surveillance on Consumer Rights Protection and Human Wellbeing (Rospotrebnadzor).
    Control measures
    Measures applied
    • Screening
    • Control of wildlife reservoirs
    • No vaccination
    • No treatment of affected animals
    Measures to be applied
    • No other measures
    Diagnostic test results
    Laboratory name and type Species Test Test date Result
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Anatidae (unidentified) real-time PCR 26/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Anatidae (unidentified) virus sequencing 25/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Gruidae (unidentified) real-time PCR 25/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Gruidae (unidentified) virus sequencing 03/06/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Mallard real-time PCR 25/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Mallard virus sequencing 26/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Rook real-time PCR 25/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Rook virus isolation 18/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Rook virus sequencing 26/05/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Rook virus sequencing 03/06/2015 Positive
    Federal Scientific Centre of Virology and Biotechnology "Vector", Novosibirsk (National laboratory) Rook virus sequencing 01/07/2015 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.
    .../
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