Information received on 10/04/2019 from Dr Obadiah Nyaga Njagi, Director of Veterinary Services, Directorate of Veterinary Services, State Department of Livestock, Ministry of Agriculture, Livestock and Fisheries, NAIROBI, Kenya
Report type Immediate notification
Date of start of the event 29/03/2019
Date of confirmation of the event 09/04/2019
Report date 10/04/2019
Date submitted to OIE 10/04/2019
Reason for notification Unexpected change in the distribution or increase in morbidity or mortality of a listed disease
Summary description The disease occurred in Lake Nakuru National Park with a total population of over 4100 Buffaloes
Manifestation of disease Clinical disease
Causal agent Bacillus Anthracis
This event pertains to a defined zone within the country
Related reports Immediate notification (10/04/2019)
Follow-up report No. 1 (07/05/2019)
Follow-up report No. 2 (27/05/2019)
Source of the outbreak(s) or origin of infection
  • Spores in the soil
Epidemiological comments Unusual mortality was reported in Lake Nakuru National Park in buffaloes between 29th March and 7th April 2019. The Park is completely fenced and there is no interaction with livestock.
Increased Distribution
Disease Impact
Increased Province Species Change
Incidence Nakuru African buffalo (Cape buffalo):Bovidae(Syncerus caffer) 1=>3
Control measures
Measures applied
  • Movement control inside the country
  • Vaccination in response to the outbreak (s)
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • Quarantine
  • Official disposal of carcasses, by-products and waste
  • Disinfection
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
Regional Veterinary Investigation Laboratory Nakuru (Local laboratory) African buffalo (Cape buffalo) optical microscopy 09/04/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.