Highly pathogenic avian influenza,
Korea (Rep. of)
Information received on 30/11/2020 from Dr Dae Gyun Kim, Chief Veterinary Officer, Director General, Animal Health Policy Bureau, Ministry of Agriculture, Food and Rural Affairs, Sejong-si, Korea (Rep. of)
Report type Immediate notification
Date of start of the event 26/11/2020
Date of confirmation of the event 28/11/2020
Report date 30/11/2020
Date submitted to OIE 30/11/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 17/03/2018
Manifestation of disease Sub-clinical infection
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (30/11/2020)
Follow-up report No. 1 (05/12/2020)
Follow-up report No. 2 (12/12/2020)
Follow-up report No. 3 (21/12/2020)
Follow-up report No. 4 (30/12/2020)
Follow-up report No. 5 (04/01/2021)
Follow-up report No. 6 (12/01/2021)
Follow-up report No. 7 (19/01/2021)
New outbreaks (1)
Outbreak 1 Girin-ri, Soseong-myeon, Jeongeup-si, Jeollabuk-Do
Date of start of the outbreak 26/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 19000 1 0 19000 0
Affected population 19,000 ducks were killed.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 19000 1 0 19000 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 0.01% 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 392,000 chickens & ducks (5 farms of 292,000 chickens and 1 farm of 100,000 ducks) of 6 farms were killed preventively. The epidemiological investigation is ongoing.
Control measures
Measures applied
  • Movement control inside the country
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Screening
  • Traceability
  • Quarantine
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Control of wildlife reservoirs
  • Disinfection
  • 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
Animal and Plant Quarantine Agency (National laboratory) Birds reverse transcription - polymerase chain reaction (RT-PCR) 28/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations