African swine fever,
Nigeria

Information received on 08/09/2020 from Dr Olaniran Alabi, Director, Chief Veterinary Officer, Veterinary and Pest Control Services, Federal Ministry of Agriculture and Rural Development, ABUJA, Nigeria

Summary

Report type	Follow-up report No. 11
Date of start of the event	26/05/2020
Date of confirmation of the event	06/06/2020
Report date	08/09/2020
Date submitted to OIE	08/09/2020
Reason for notification	Unexpected change in the distribution or increase in morbidity or mortality of a listed disease
Summary description	The disease is already confirmed in Two states with very high morbidity and mortality. Three other states awaiting laboratory confirmation are also reporting similar mortality patterns.
Manifestation of disease	Clinical disease
Causal agent	African swine fever virus
Nature of diagnosis	Laboratory (advanced)
This event pertains to	a defined zone within the country
Related reports	Immediate notification (16/06/2020) Follow-up report No. 1 (23/06/2020) Follow-up report No. 2 (02/07/2020) Follow-up report No. 3 (10/07/2020) Follow-up report No. 4 (17/07/2020) Follow-up report No. 5 (24/07/2020) Follow-up report No. 6 (31/07/2020) Follow-up report No. 7 (07/08/2020) Follow-up report No. 8 (16/08/2020) Follow-up report No. 9 (22/08/2020) Follow-up report No. 10 (30/08/2020) Follow-up report No. 11 (08/09/2020)

Epidemiology

Source of the outbreak(s) or origin of infection	Unknown or inconclusive
Epidemiological comments	Update as at 8 September, 2020 No new state in the country reported confirmed ASF outbreak.

Increased Distribution

State	Species
Lagos	Swine
Abia	Swine

Disease Impact

Increased	State	Species	Change
Morbidity	Lagos	Swine	1=>5
Morbidity	Abia	Swine	1=>5
Mortality	Lagos	Swine	1=>5
Mortality	Abia	Swine	1=>5

Control measures

Measures applied	Surveillance outside containment and/or protection zone Traceability Official disposal of carcasses, by-products and waste Disinfection Ante and post-mortem inspections Vaccination permitted (if a vaccine exists) No treatment of affected animals
Measures to be applied	Movement control inside the country Quarantine

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.