Information received on 12/02/2021 from Dr Bogdan Konopka, Chief Veterinary Officer, Ministry of Agriculture and Rural Development, General Veterinary Inspectorate, Warszaw, Poland
Summary
Report type
Immediate notification
Date of start of the event
31/01/2021
Date of confirmation of the event
03/02/2021
Report date
12/02/2021
Date submitted to OIE
12/02/2021
Reason for notification
Recurrence of a listed disease
Date of previous occurrence
30/01/2021
Manifestation of disease
Clinical disease
Causal agent
Highly pathogenic influenza A virus
Serotype
H5N5
Nature of diagnosis
Laboratory (advanced)
This event pertains to
a defined zone within the country
New outbreaks (1)

Outbreak 1 (2021/5)
Mielno, Mielno, koszalinski (3209), Zachodnio-Pomorskie
Date of start of the outbreak
31/01/2021
Outbreak status
Resolved (03/02/2021)
Epidemiological unit
Not applicable
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Tufted Duck:Aythya fuligula(Anatidae)

1
1
0
0
Affected population
Serotype H5N5 was confirmed in 1 tufted duck (Aythya fuligula) found on 31 January in koszalinski district.
Summary of outbreaks
Total outbreaks: 1
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Tufted Duck:Aythya fuligula(Anatidae)

1
1
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Tufted Duck:Aythya fuligula(Anatidae)
**
**
100.00%
**
*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
Control of wildlife reservoirs
Vaccination prohibited
No treatment of affected animals
Measures to be applied
No other measures
Diagnostic test results
Laboratory name and type
Species
Test
Test date
Result
National Veterinary Research Institute (National laboratory)
Tufted Duck
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
03/02/2021
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.