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AU: LP H5N2 bird flu in poultry in farms in Victoria

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  • AU: LP H5N2 bird flu in poultry in farms in Victoria

    Source: https://www.news.com.au/national/vic...bb6779c86ed343

    Victoria bird flu outbreak: Second strain of avian influenza detected in turkeys
    Victoria’s bird flu outbreak is growing with a second strain discovered and more positive cases in poultry being found, Agriculture Victoria said.
    Stephanie Bedo
    August 12, 202012:16am

    Two turkeys in Victoria have tested positive to a second strain of bird flu.

    Agriculture Victoria said the turkeys were at a property within the existing restricted area at Lethbridge, and another near Bairnsdale.

    The farm at Lethbridge has been under movement restrictions and regular surveillance after cases of H7N7 avian influenza were detected at two free-range egg farms in the Golden Plains Shire in the last fortnight.

    The latest cases have tested positive to low pathogenic H5N2...

  • #2
    Low pathogenic avian influenza (poultry),
    Australia
    Information received on 11/08/2020 from Dr Mark Schipp, Chief Veterinary Officer, Department of Agriculture, Water and the Environment, Australian Government, Canberra, Australia
    Summary
    Report type Immediate notification
    Date of start of the event 07/08/2020
    Date of confirmation of the event 10/08/2020
    Report date 11/08/2020
    Date submitted to OIE 11/08/2020
    Reason for notification Recurrence of a listed disease
    Date of previous occurrence 27/06/2013
    Manifestation of disease Clinical disease
    Causal agent Low pathogenic avian influenza virus
    Serotype H5N2
    Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
    This event pertains to a defined zone within the country
    New outbreaks (2)
    Outbreak 1 Bairnsdale, Victoria
    Date of start of the outbreak 07/08/2020
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Farm
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 5440 34 0 0
    Affected population 3000 18 week old turkeys, including 7-800 moved from the Lethbridge property. 2440 3-4 week old turkey poults.
    Outbreak 2 Lethbridge, Victoria
    Date of start of the outbreak 08/08/2020
    Outbreak status Continuing (or date resolved not provided)
    Epidemiological unit Farm
    Affected animals
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 7200 0 0
    Affected population 4500 mixed age turkeys and 2700 spent layer hen/rooster on a property within the current restricted area established for HPAI
    Summary of outbreaks Total outbreaks: 2
    Total animals affected
    Species Susceptible Cases Deaths Killed and disposed of Slaughtered
    Birds 12640 ** 34 0 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
    • Contact with wild species
    Epidemiological comments A mixed turkey/ spent layer hen farm within the existing restricted area for HPAI was sampled following notification of clinical signs. A second commercial turkey farm near Bairnsdale was investigated due to recent movement of 7-800 turkeys from the first property.
    Control measures
    Measures applied
    • Movement control inside the country
    • Surveillance outside containment and/or protection zone
    • Surveillance within containment and/or protection zone
    • Quarantine
    • Vaccination prohibited
    • No treatment of affected animals
    Measures to be applied
    • Official disposal of carcasses, by-products and waste
    • Stamping out
    • Disinfection
    Diagnostic test results
    Laboratory name and type Species Test Test date Result
    Australian Centre for Disease Preparedness (OIE Reference Laboratory) Birds gene sequencing 09/08/2020 Positive
    Australian Centre for Disease Preparedness (OIE Reference Laboratory) Birds real-time PCR 09/08/2020 Positive
    Future Reporting
    The event is continuing. Weekly follow-up reports will be submitted.

    ...

    https://www.oie.int/wahis_2/public/w...reportid=35377
    "Safety and security don't just happen, they are the result of collective consensus and public investment. We owe our children, the most vulnerable citizens in our society, a life free of violence and fear."
    -Nelson Mandela

    Comment


    • #3
      Source: https://www.abc.net.au/news/2020-08-...break/12568186

      Bird flu outbreak at Bairnsdale in Victoria sees 4,000 turkeys euthanased
      ABC Gippsland
      By Rio Davis
      Posted 1dday ago, updated 1dday ago
      Agriculture Victoria has killed 4,000 turkeys at a property in Bairnsdale in an effort to contain an outbreak of avian influenza, also known as bird flu, in eastern Victoria.
      Key points:

      Agriculture Victoria is investigating how an infected turkey was allowed to be transported from a restricted area near Geelong
      A 2km control zone was set up last week, but neighbours said they still had not had contact with the department

      Agriculture Victoria deputy chief veterinary officer Cameron Bell said neighbours would be contacted soon

      Agriculture Victoria deputy chief veterinary officer Cameron Bell said the department was investigating how the first infected bird travelled from a farm in Geelong to eastern Victoria.

      "The investigation is continuing and focused on that connection between the two premises," he said...

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