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Koi herpesvirus disease, South Africa
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Information received on 20/07/2020 from Dr Bothle Michael Modisane, Chief Director , Department of Agriculture, Forestry and Fisheries,
Animal Production and Health, PRETORIA, South Africa
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Summary
Report type |
Immediate notification |
Date of start of the event |
10/11/2019 |
Date of confirmation of the event |
28/11/2019 |
Report date |
20/07/2020 |
Date submitted to OIE |
20/07/2020 |
Date event resolved |
30/11/2019 |
Reason for notification |
Recurrence of a listed disease |
Date of previous occurrence |
03/11/2019 |
Manifestation of disease |
Clinical disease |
Causal agent |
Koi herpes virus |
Nature of diagnosis |
Laboratory (advanced) |
This event pertains to |
a defined zone within the country |
Related reports |
Immediate notification (20/07/2020)
Follow-up report No. 1 (20/10/2020)
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Outbreak 1 (KHV_GAU2_2019_01) |
KHV_GAU2_2019_01, City of Tshwane, Gauteng |
Date of start of the outbreak |
10/11/2019 |
Outbreak status |
Resolved (30/11/2019) |
Epidemiological unit |
Pond |
Water type |
Fresh water |
Population type |
Farmed |
Production system |
Closed |
Affected animals |
Species |
Morbidity |
Mortality |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Koi (Cyprinus carpio) |
11.6 % |
10 % |
600 |
70 |
60 |
540 |
0 |
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Summary of outbreaks |
Total outbreaks: 1 |
Total animals affected |
Species |
Susceptible |
Cases |
Deaths |
Killed and disposed of |
Slaughtered |
Koi (Cyprinus carpio) |
600 |
70 |
60 |
540 |
0 |
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Outbreak statistics |
Species |
Apparent morbidity rate |
Apparent mortality rate |
Apparent case fatality rate |
Proportion susceptible animals lost* |
Koi (Cyprinus carpio) |
11.67% |
10.00% |
85.71% |
100.00% |
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*Removed from the susceptible population through death, destruction and/or slaughter |
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Epidemiology
Source of the outbreak(s) or origin of infection |
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Introduction of new live animals
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Control measures
Measures applied |
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Quarantine
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Stamping out
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Disinfection
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Vaccination prohibited
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No treatment of affected animals
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Measures to be applied |
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Diagnostic test results
Laboratory name and type |
Species |
Test |
Test date |
Result |
Molecular Diagnostic Services (Private Laboratory) |
Koi (Cyprinus carpio) |
polymerase chain reaction (PCR) |
28/11/2019 |
Positive |
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Future Reporting
The event is continuing. Weekly follow-up reports will be submitted. |
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Map of outbreak locations
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