Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
Information received on 05/01/2017 from Dr Damir Agicic, Assistant to Minister, Chief Veterinary Officer, Veterinary and Food Safety Directorate, CRO Ministry of Agriculture, ZAGREB, Croatia
Report type Immediate notification
Date of start of the event 27/12/2016
Date of confirmation of the event 02/01/2017
Report date 05/01/2017
Date submitted to OIE 05/01/2017
Date event resolved 02/06/2017
Reason for notification New strain of a listed disease in the country
Causal agent Highly pathogenic influenza A virus
Serotype H5N5
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (05/01/2017)
Follow-up report No. 1 (02/06/2017)
New outbreaks (1)
Outbreak 1 Sunja, Crkveni, Sisacko-Moslavacka
Date of start of the outbreak 27/12/2016
Outbreak status Resolved (02/06/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 2 2 0 0
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 2 2 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Mute Swan:Cygnus olor(Anatidae) ** ** 100.00% **
*Removed from the susceptible population through death, destruction and/or slaughter
**Not calculated because of missing information
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments Two swans were found dead on the river Sava. Swans were sampled and highly pathogenic avian influenza subtype H5N5 was confirmed.
Control measures
Measures applied
  • 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
Croatian Veterinary Institute - Poultry Centre (National laboratory) Mute Swan polymerase chain reaction (PCR) 02/01/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations