Highly pathogenic avian influenza,
Russia
Information received on 14/09/2020 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
Date of start of the event 11/08/2020
Date of confirmation of the event 13/08/2020
Report date 14/09/2020
Date submitted to OIE 14/09/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 20/05/2019
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (basic), Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (25/08/2020)
Follow-up report No. 1 (01/09/2020)
Follow-up report No. 2 (03/09/2020)
Follow-up report No. 3 (14/09/2020)
Follow-up report No. 4 (21/09/2020)
Follow-up report No. 5 (28/09/2020)
Follow-up report No. 6 (05/10/2020)
Follow-up report No. 7 (14/10/2020)
Follow-up report No. 8 (27/10/2020)
Follow-up report No. 9 (02/11/2020)
Follow-up report No. 10 (13/11/2020)
New outbreaks (8)
Outbreak 1 Shevyrino, Abatsky, Tyumenskaya Oblast
Date of start of the outbreak 01/09/2020
Outbreak status Resolved (01/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 40 28 28 12 0
Outbreak 2 Uzlova, Abatsky, Tyumenskaya Oblast
Date of start of the outbreak 02/09/2020
Outbreak status Resolved (26/09/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 48 17 17 31 0
Outbreak 3 Zarosloe, Berdyuzhsky, Tyumenskaya Oblast
Date of start of the outbreak 03/09/2020
Outbreak status Resolved (01/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 310 52 52 258 0
Outbreak 4 Partizan, Abatsky, Tyumenskaya Oblast
Date of start of the outbreak 04/09/2020
Outbreak status Resolved (02/10/2020)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 151 66 66 85 0
Outbreak 5 Otdelenie 2, Mar’yanovsky, Omskaya Oblast
Date of start of the outbreak 04/09/2020
Outbreak status Resolved (06/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 230 23 23 207 0
Outbreak 6 Karmanovo, Sargatsky, Omskaya Oblast
Date of start of the outbreak 04/09/2020
Outbreak status Resolved (06/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 93 49 49 44 0
Outbreak 7 Ivanovka, Kalachinsky, Omskaya Oblast
Date of start of the outbreak 07/09/2020
Outbreak status Resolved (08/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 206 80 80 126 0
Outbreak 8 Okoneshnikovo, Okoneshnikovsky, Omskaya Oblast
Date of start of the outbreak 07/09/2020
Outbreak status Resolved (08/10/2020)
Epidemiological unit Backyard
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 500 195 195 305 0
Summary of outbreaks Total outbreaks: 8
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 1578 510 510 1068 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Birds 32.32% 32.32% 100.00% 100.00%
*Removed from the susceptible population through death, destruction and/or slaughter
Epidemiology
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Restriction zones have been established and epidemiological investigations started. Culling and safe disposal of birds is in progress. Products derived from these birds have never been commercially traded.
Control measures
Measures applied
  • Disinfection
  • Zoning
  • Selective killing and disposal
  • Control of wildlife reservoirs
  • Official disposal of carcasses, by-products and waste
  • Official destruction of animal products
  • Quarantine
  • Traceability
  • Screening
  • Surveillance within containment and/or protection zone
  • Surveillance outside containment and/or protection zone
  • Movement control inside the country
  • Vaccination permitted (if a vaccine exists)
  • No treatment of affected animals
Measures to be applied
  • Stamping out
Diagnostic test results
Laboratory name and type Species Test Test date Result
Omskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 06/09/2020 Positive
Omskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 08/09/2020 Positive
Tyumenskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 05/09/2020 Positive
Tyumenskaya Veterinary Laboratory (Local laboratory) Birds polymerase chain reaction (PCR) 03/09/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Birds virus isolation 04/09/2020 Positive
All-Russian Research Institute for Animal Health (OIE Reference Laboratory) Birds virus sequencing 04/09/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations