OIE: Highly pathogenic avian influenza ,Bulgaria

Information received on 28/01/2015 from Pr. Nikola T. Belev, OIE Delegate, OIE Regional Representation for Eastern Europe, Ministry of Agriculture and Food , SOFIA, Bulgaria

Summary

Report type

Immediate notification

Date of start of the event

22/01/2015

Date of pre-confirmation of the event

26/01/2015

Report date

28/01/2015

Date submitted to OIE

28/01/2015

Reason for notification

Reoccurrence of a listed disease

Date of previous occurrence

06/2010

Manifestation of disease

Sub-clinical infection

Causal agent

Highly pathogenic avian influenza virus

Serotype

H5N1

Nature of diagnosis

Laboratory (advanced)

This event pertains to

a defined zone within the country

New outbreaks

Summary of outbreaks

Total outbreaks: 1

Outbreak Location

  • BURGAS ( Burgas )

Total animals affected

Species

Susceptible

Cases

Deaths

Destroyed

Slaughtered

Dalmatian pelican:Pelecanidae (Pelecanus crispus)

1

1

0

0

Outbreak statistics

Species

Apparent morbidity rate

Apparent mortality rate

Apparent case fatality rate

Proportion susceptible animals lost*

Dalmatian pelican:Pelecanidae (Pelecanus crispus)

**

**

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

  • Contact with wild species

Epidemiological comments

Dalmatian pelican (Pelecanus crispus) real-time PCR positive for HPAI subtype H5N1 was found dead on 22 January in Poda protected area. The samples will be tested for confirmation by inoculation of chicken embryos. 
The pelican was found dead together with a black-headed gull (Chroicocephalus ridibundus) in the framework of the passive surveillance under the national avian influenza surveillance and control program approved by European Commission. The black-headed gull was tested with negative result for avian influenza.

Control measures

Measures applied

  • Control of wildlife reservoirs
  • Screening
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals

Measures to be applied

  • No other measures

Diagnostic test results

Laboratory name and type

National Reference Laboratory for avian influenza and Newcastle disease ( Regional Reference Laboratory )

Tests and results

Species

Test

Test date

Result

Dalmatian pelican

real-time PCR

26/01/2015

Positive

Future Reporting

The event is continuing. Weekly follow-up reports will be submitted.