OIE: Highly pathogenic avian influenza(H5N8), South Africa

Information received on 11/12/2019 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries, Animal Production and Health, PRETORIA, South Africa
Summary
Report type Follow-up report No. 47
Date of start of the event 19/06/2017
Date of confirmation of the event 22/06/2017
Report date 11/12/2019
Date submitted to OIE 11/12/2019
Reason for notification New strain of a listed disease in the country
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
New outbreaks (2)
Outbreak 1 (HPAI_H5N8_2017_211) HPAI_H5N8_2017_211, George, Western Cape Province
Date of start of the outbreak 10/09/2019
Outbreak status Resolved (12/11/2019)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 435 2 0 0 0
Affected population Commercial ostriches
Outbreak 2 (HPAI_H5N8_2017_212) HPAI_H5N8_2017_212, Hessequa, Western Cape Province
Date of start of the outbreak 14/10/2019
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 352 6 0 0 0
Affected population Commercial ostriches
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 787 8 0 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 1.02% 0.00% 0.00% 0.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Coordinates modified to protect confidentiality as required by South African Legislation.
Control measures
Measures applied
  • Surveillance within containment and/or protection zone
  • Traceability
  • Quarantine
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Official destruction of animal products
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Disinfection
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.