Highly pathogenic avian influenza,
Information received on 11/12/2020 from Dr Martin Blake, Chief Veterinary Officer, Department of Agriculture, Food and the Marine, Agriculture House, Dublin, Ireland
Report type Immediate notification
Date of start of the event 09/12/2020
Date of confirmation of the event 10/12/2020
Report date 11/12/2020
Date submitted to OIE 11/12/2020
Reason for notification First occurrence of a listed disease in the country
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (1)
Outbreak 1 Knockananna, Co. Wicklow, Wicklow
Date of start of the outbreak 09/12/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 127 5 0 127 0
Affected population Small free roaming turkey fattening flock. No other poultry on the same holding.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 127 5 0 127 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 3.94% 0.00% 0.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments On December 9th 2020, 5 turkeys out of a flock of 127 were euthanised on suspicion on avian influenza due to coughing, cyanosis and swollen eyes in 2 birds. On December 10th 2020, the Irish Central Veterinary Laboratory confirmed the presence of avian influenza subtype H5N8 in the birds.
Control measures
Measures applied
  • Surveillance within containment and/or protection zone
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Process to inactivate the pathogenic agent in products or by-products
  • 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
Irish Central Veterinary Research Laboratory (National laboratory) Birds real-time PCR 10/12/2020 Positive
Irish Central Veterinary Research Laboratory (National laboratory) Birds virus sequencing Pending
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations