Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
South Africa
Information received on 31/08/2017 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. 3
Date of start of the event 30/06/2017
Date of confirmation of the event 30/06/2017
Report date 31/08/2017
Date submitted to OIE 31/08/2017
Reason for notification New strain of a listed disease in the country
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (24/07/2017)
Follow-up report No. 1 (15/08/2017)
Follow-up report No. 2 (22/08/2017)
Follow-up report No. 3 (31/08/2017)
Follow-up report No. 4 (05/09/2017)
Follow-up report No. 5 (08/09/2017)
Follow-up report No. 6 (15/09/2017)
Follow-up report No. 7 (22/09/2017)
Follow-up report No. 8 (29/09/2017)
Follow-up report No. 9 (06/10/2017)
Follow-up report No. 10 (17/10/2017)
Follow-up report No. 11 (30/10/2017)
Follow-up report No. 12 (13/11/2017)
New outbreaks (7)
Outbreak 1 (HPAI_H5N8_2017_031) HPAI_H5N8_2017_031, Hessequa, WESTERN CAPE PROVINCE
Date of start of the outbreak 09/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Spur-winged Goose:Plectropterus gambensis(Anatidae) 1 0 1 0
African rock pigeon:Columba guinea(Columbidae) 2 0 2 0
Outbreak 2 (HPAI_H5N8_2017_022) HPAI_H5N8_2017_022, Rustenburg, NORTH WEST PROVINCE
Date of start of the outbreak 12/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 62 5 5 0 0
Affected population Hobby ducks and swans
Outbreak 3 (HPAI_H5N8_2017_034) HPAI_H5N8_2017_034, Theewaterskloof, WESTERN CAPE PROVINCE
Date of start of the outbreak 16/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Guineafowl:Numida meleagris(Numididae) 40 40 0 0
Outbreak 4 (HPAI_H5N8_2017_032) HPAI_H5N8_2017_032, Hessequa, WESTERN CAPE PROVINCE
Date of start of the outbreak 16/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Guineafowl:Numida meleagris(Numididae) 3 2 0 0
Outbreak 5 (HPAI_H5N8_2017_033) HPAI_H5N8_2017_033, Hessequa, WESTERN CAPE PROVINCE
Date of start of the outbreak 17/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Blue crane:Grus paradisea(Gruidae) 7 3 0 0
Outbreak 6 (HPAI_H5N8_2017_025) HPAI_H5N8_2017_025, Swellendam, WESTERN CAPE PROVINCE
Date of start of the outbreak 21/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Guineafowl:Numida meleagris(Numididae) 100 2 2 0 0
Outbreak 7 (HPAI_H5N8_2017_026) HPAI_H5N8_2017_026, Breede Valley, WESTERN CAPE PROVINCE
Date of start of the outbreak 24/08/2017
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Laughing Dove:Streptopelia senegalensis(Columbidae) 1 1 0 0
Summary of outbreaks Total outbreaks: 7
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Spur-winged Goose:Plectropterus gambensis(Anatidae) 1 0 1 0
African rock pigeon:Columba guinea(Columbidae) 2 0 2 0
Birds 62 5 5 0 0
Common Guineafowl:Numida meleagris(Numididae) 100 45 44 0 0
Blue crane:Grus paradisea(Gruidae) 7 3 0 0
Laughing Dove:Streptopelia senegalensis(Columbidae) 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Spur-winged Goose:Plectropterus gambensis(Anatidae) ** ** 0.00% **
African rock pigeon:Columba guinea(Columbidae) ** ** 0.00% **
Birds 8.06% 8.06% 100.00% 8.06%
Common Guineafowl:Numida meleagris(Numididae) ** ** 97.78% **
Blue crane:Grus paradisea(Gruidae) ** ** 42.86% **
Laughing Dove:Streptopelia senegalensis(Columbidae) ** ** 100.00% **
*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
Control measures
Measures applied
  • Screening
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • No other measures
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations