Australia: LP H7N6 at Emu Farm in Victoria

[Shiloh]

Source: https://www.thechronicle.com.au/news/hundreds-of-emus-dead-as-bird-flu-spreads/4087469/

Hundreds of emus dead as bird flu spreads
27th Aug 2020 6:32 PM

Thousands of emus and chickens will be killed after an outbreak of bird flu in regional Victoria.

Veterinarians from Agriculture Victoria are on the farm in Kerang, three hours north of Melbourne, to euthanise the emu chicks.

The dramatic move came after 200 birds came down with avian influenza earlier this week, spreading to the emu farm in Kerang and an egg farm in the Golden Plains Shire.

The detection of bird flu at the two new farms takes the total number of affected farms to six, since the first farm detection on July 31.

"The H7N7, H7N6 and H5N2 types of the virus are not a risk to the public as it rarely affects humans, unless there is direct and close contact with sick birds. Properly cooked poultry products including chicken and eggs are safe to eat," Agriculture Victoria advised...

 

[Pathfinder]

[TABLE="border: 0, cellpadding: 0, cellspacing: 0"]
[TR]
[TD]

[TD="align: left"]Low pathogenic avian influenza (poultry),
Australia[/TD]
[TD="width: 1%, align: right"] [/TD]

[/TD]
[/TR]
[TR]
[TD] [TABLE="border: 0, cellpadding: 0, cellspacing: 0"]
[TR]
[TD]Information received on 26/08/2020 from Dr Mark Schipp, Chief Veterinary Officer, Department of Agriculture, Water and the Environment, Australian Government, Canberra, Australia[/TD]
[/TR]
[/TABLE]
[/TD]
[/TR]
[TR]
[TD]Summary

[TD="width: 10%"]Report type[/TD]
[TD="width: 30%"]Immediate notification[/TD]

[TD="width: 10%"]Date of start of the event[/TD]
[TD="width: 30%"]18/08/2020[/TD]

[TD="width: 10%"]Date of confirmation of the event[/TD]
[TD="width: 30%"]26/08/2020[/TD]

[TD="width: 10%"]Report date[/TD]
[TD="width: 30%"]26/08/2020[/TD]

[TD="width: 10%"]Date submitted to OIE[/TD]
[TD="width: 30%"]26/08/2020[/TD]

[TD="width: 10%"]Reason for notification[/TD]
[TD="width: 30%"]Recurrence of a listed disease[/TD]

[TD="width: 10%"]Date of previous occurrence[/TD]
[TD="width: 30%"]27/06/2013[/TD]

[TD="width: 10%"]Manifestation of disease[/TD]
[TD="width: 30%"]Sub-clinical infection[/TD]

[TD="width: 10%"]Causal agent[/TD]
[TD="width: 30%"]Low pathogenic avian influenza virus[/TD]

[TD="width: 10%"]Serotype[/TD]
[TD="width: 30%"]H7N6[/TD]

[TD="width: 10%"]Nature of diagnosis[/TD]
[TD="width: 30%"]Laboratory (basic), Laboratory (advanced)[/TD]

[TD="width: 10%"]This event pertains to[/TD]
[TD="width: 30%"]a defined zone within the country[/TD]

[/TD]
[/TR]
[TR]
[TD]New outbreaks (1)[/TD]
[/TR]
[TR]
[TD]

Kerang, Victoria
Date of start of the outbreak	18/08/2020
Outbreak status	Continuing (or date resolved not provided)
Epidemiological unit	Farm
Affected animals	Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 8753 2000 100 0 0
Affected population	commercial emu farm

[TD="align: left"]Outbreak 1[/TD]

[/TD]
[/TR]
[TR]
[TD]

Total outbreaks: 1
Total animals affected	Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 8753 2000 100 0 0
Outbreak statistics	Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 22.85% 1.14% 5.00% 1.14%

[TD="align: left"]Summary of outbreaks[/TD]

[TD="colspan: 2"]*Removed from the susceptible population through death, destruction and/or slaughter[/TD]

[/TD]
[/TR]
[TR]
[TD]Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive Contact with wild species
Epidemiological comments	Clinical signs in chicks only.

[/TD]
[/TR]
[TR]
[TD] [/TD]
[/TR]
[TR]
[TD]Control measures

Measures applied	Movement control inside the country Surveillance outside containment and/or protection zone Surveillance within containment and/or protection zone Traceability Vaccination prohibited No treatment of affected animals
Measures to be applied	Stamping out Disinfection

[/TD]
[/TR]
[TR]
[TD]Diagnostic test results

Laboratory name and type	Species	Test	Test date	Result
Australian Centre for Disease Preparedness (OIE Reference Laboratory)	Birds	gene sequencing	25/08/2020	Positive
Australian Centre for Disease Preparedness (OIE Reference Laboratory)	Birds	polymerase chain reaction (PCR)	25/08/2020	Positive

[/TD]
[/TR]
[TR]
[TD]Future Reporting

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

[/TD]
[/TR]
[/TABLE]


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https://www.oie.int/wahis_2/public/w...reportid=35543