Bulgaria - Outbreaks of highly pathogenic avian influenza H5 in backyard birds and farm in Yambol Region and Sliven Region

[Gert van der Hoek]

Two outbreaks of avian influenza have been detected in the Yambol region

04 November 2017

Steps have been taken to stop the infection

Two large outbreaks of avian flu have been discovered in the Yambol region.
Over 70 000 birds are infected in two poultry farms in the municipality of Straldzha - in the village of Zimnitsa and Charda village. All animals will be killed humanely according to the EU veterinary requirements.

[Gert van der Hoek]

Bird flu found in a village in Sliven Region


03 November 2017

The disease was confirmed by laboratory analysis

An outbreak of bird flu was discovered in the village of Glushnik in Sliven. It was found in a holding for rearing hens, guinea fowl and pigeons. The disease is confirmed by laboratory analyzes,announced by the regional administration in Sliven, cited by BTA.

[Pathfinder]

Translation Google

Nearly 90,000 birds were destroyed because of the four outbreaks of influenza

08.11.2017

(8.11.2017)

Nearly 90,000 birds have been destroyed so far in connection with the established outbreaks of Avian influenza (influenza). The first outbreak of the disease was found in the middle of October in a breeding stock owned by Maple Leaf Poltri EOOD in the village of Stefanovo Dobrich, Dobrich region. About 11,000 birds were destroyed.

The second and third hearths were found in the village of Uzundzhovo, Haskovo municipality, Haskovo district and in the village of Glushnik, Sliven municipality, Sliven region in a private farm - a backyard farm. To eradicate the disease, over 1500 birds were destroyed.

The fourth outbreak was found on 3 November in a breeding farm owned by Alliance Agricol Ltd. in the village of Zimnitsa, Straldzha municipality, Yambol district, where nearly 8,000 ducks were destroyed. As part of the measures to eradicate and prevent the spread of the disease, all herds of laying hens in a holding owned by Millennium 2000 OOD in the land of the village of Zimnitsa were killed. The farm is in immediate proximity to the outbreak found and falls into the 3-kilometer zone where all susceptible animals are destroyed. Approximately 68,000 laying hens were destroyed. Currently, only one outbreak of the Avian Influenza disease on a duck farm is found on the territory of Yambol District.

http://www.babh.government.bg/bg/Obj...85%D0%B8%D0%BB

[Pathfinder]

Highly pathogenic avian influenza, Bulgaria

Information received on 14/11/2017 from Dr Damyan Iliev, Chief Veterinary Officer & Deputy Executive Director, Bulgarian Food Safety Agency, Ministry of Agriculture and Food, Sofia, Bulgaria

Summary Report type Follow-up report No. 1 Date of start of the event 17/10/2017 Date of confirmation of the event 17/10/2017 Report date 14/11/2017 Date submitted to OIE 14/11/2017 Reason for notification Recurrence of a listed disease Date of previous occurrence 30/04/2017 Manifestation of disease Clinical disease Causal agent Highly pathogenic avian influenza virus Serotype H5 Nature of diagnosis Clinical, Laboratory (basic) This event pertains to a defined zone within the country Related reports Immediate notification (22/10/2017) Follow-up report No. 1 (14/11/2017)

New outbreaks (2)

Outbreak 1 Glushnik, Sliven, SLIVEN Date of start of the outbreak 02/11/2017 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Backyard Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 1358 12 12 1346 0

Outbreak 2 Zimnitsa, Straldzha, JAMBOL Date of start of the outbreak 02/11/2017 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 10830 100 100 10730 0

Summary of outbreaks Total outbreaks: 2 Total animals affected Species Susceptible Cases Deaths Killed and disposed of Slaughtered Birds 12188 112 112 12076 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds 0.92% 0.92% 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

Control measures Measures applied Movement control inside the country Surveillance outside containment and/or protection zone Surveillance within containment and/or protection zone Screening Traceability Quarantine Official disposal of carcasses, by-products and waste Stamping out Control of wildlife reservoirs Zoning Disinfection 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 reference laboratory for avian influenza and Newcastle disease (National laboratory) Birds real-time PCR 02/11/2017 Positive

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

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http://www.oie.int/wahis_2/public/wahid.php/Reviewreport/Review?page_refer=MapFullEventReport&reportid=25232