Information received on 06/12/2020 from Dr Tamir Goshen, Acting Director, Veterinary Services and Animal Health, Ministry of Agriculture and Rural Development, Beit Dagan, Israel
Summary
Report type Follow-up report No. 9
Date of start of the event 12/10/2020
Date of confirmation of the event 13/10/2020
Report date 06/12/2020
Date submitted to OIE 06/12/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 03/02/2020
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (13/10/2020)
Follow-up report No. 1 (14/10/2020)
Follow-up report No. 2 (15/10/2020)
Follow-up report No. 3 (19/10/2020)
Follow-up report No. 4 (26/10/2020)
Follow-up report No. 5 (29/10/2020)
Follow-up report No. 6 (01/11/2020)
Follow-up report No. 7 (04/11/2020)
Follow-up report No. 8 (12/11/2020)
Follow-up report No. 9 (06/12/2020)
New outbreaks (2)
Outbreak 1 (NAHALAL(2)) NAHALAL, Yizreel, Hazafon
Date of start of the outbreak 13/11/2020
Outbreak status Resolved (16/11/2020)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 22954 800 600 22354 0
Affected population 14 weeks old turkeys. Sudden death.
Outbreak 2 (NAHALAL(3)) NAHALAL, Yizreel, Hazafon
Date of start of the outbreak 20/11/2020
Outbreak status Resolved (23/11/2020)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 7000 100 60 6940 0
Affected population 23 weeks old breeding turkeys. Sudden death.
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 29954 900 660 29294 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 3.00% 2.20% 73.33% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
Most likely by wild migrating birds
Epidemiological comments Epidemiological investigation is ongoing. The last time that the virus was diagnosed in Israel was in January 2020 in a Bonelli´s eagle in the desert. The last time that it was diagnosed in a commercial farm was in the north of the country in April 2019, in a turkey farm.
Control measures
Measures applied
Movement control inside the country
Quarantine
Official disposal of carcasses, by-products and waste
Stamping out
Zoning
Disinfection
Vaccination prohibited
No treatment of affected animals
Measures to be applied
Surveillance outside containment and/or protection zone
Surveillance within containment and/or protection zone
Diagnostic test results
Laboratory name and type Species Test Test date Result
Kimron Veterinary Institute, Avian Diseases Laboratory (National laboratory) Birds virus sequencing 04/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.