Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
Russia
Information received on 27/10/2020 from Dr Nikolay Vlasov, Deputy Head, Federal Service for Veterinary and Phytosanitary Surveillance , Ministry of Agriculture, Moscou, Russia
Summary
Report type Follow-up report No. 3 (Final report)
Date of start of the event 14/08/2020
Date of confirmation of the event 31/08/2020
Report date 27/10/2020
Date submitted to OIE 27/10/2020
Date event resolved 06/10/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 29/03/2017
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Laboratory (basic), Laboratory (advanced), Necropsy
This event pertains to a defined zone within the country
Related reports Immediate notification (03/09/2020)
Follow-up report No. 1 (14/09/2020)
Follow-up report No. 2 (22/09/2020)
Follow-up report No. 3 (27/10/2020)
New outbreaks (2)
Outbreak 1 Chencher’, Kazansky, Tyumenskaya Oblast
Date of start of the outbreak 06/09/2020
Outbreak status Resolved (02/10/2020)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Pochard:Aythya ferina(Anatidae) 1 1 0
Garganey:Anas querquedula(Anatidae) 3 3 0
Gadwall:Anas strepera(Anatidae) 1 1 0
Outbreak 2 Malinovoe, Sladkovsky, Tyumenskaya Oblast
Date of start of the outbreak 06/09/2020
Outbreak status Resolved (06/10/2020)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mallard:Anas platyrhynchos(Anatidae) 1 1 0
Summary of outbreaks Total outbreaks: 2
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Common Pochard:Aythya ferina(Anatidae) 1 1 0
Garganey:Anas querquedula(Anatidae) 3 3 0
Gadwall:Anas strepera(Anatidae) 1 1 0
Mallard:Anas platyrhynchos(Anatidae) 1 1 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Common Pochard:Aythya ferina(Anatidae) ** ** ** **
Garganey:Anas querquedula(Anatidae) ** ** ** **
Gadwall:Anas strepera(Anatidae) ** ** ** **
Mallard:Anas platyrhynchos(Anatidae) ** ** ** **
*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
  • Official disposal of carcasses, by-products and waste
  • Control of wildlife reservoirs
  • Zoning
  • Disinfection
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • No other measures
Diagnostic test results
Laboratory name and type Species Test Test date Result
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Common Pochard virus sequencing 23/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Garganey virus sequencing 23/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Mallard virus sequencing 23/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Common Pochard polymerase chain reaction (PCR) 23/09/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Common Pochard virus isolation 14/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Gadwall polymerase chain reaction (PCR) 23/09/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Gadwall virus isolation 14/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Gadwall virus sequencing 23/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Garganey polymerase chain reaction (PCR) 23/09/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Garganey virus isolation 14/10/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Mallard polymerase chain reaction (PCR) 23/09/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Mallard virus isolation 14/10/2020 Positive
Future Reporting
The event is resolved. No more reports will be submitted.
Map of outbreak locations