Denmark - 1 new outbreak of low pathogenic avian influenza H7N7 in birds in Middelfart (OIE, July 27, 2016)

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Low pathogenic avian influenza (poultry), Denmark

Information received on 27/07/2016 from Dr Per Starcke Henriksen, Chief Veterinary Officer, Danish Veterinary and Food Administration, Ministry of Food, Agriculture and Fisheries, Glostrup, Denmark

Summary Report type Immediate notification Date of start of the event 27/07/2016 Date of confirmation of the event 27/07/2016 Report date 27/07/2016 Date submitted to OIE 27/07/2016 Reason for notification Reoccurrence of a listed disease Date of previous occurrence 27/06/2013 Manifestation of disease Sub-clinical infection Causal agent Low pathogenic avian influenza virus Serotype H7N7 Nature of diagnosis Laboratory (advanced) This event pertains to the whole country

New outbreaks (1)

Outbreak 1 (LPAI 2016/001) Brenderup, Middelfart, EAST Date of start of the outbreak 27/07/2016 Outbreak status Continuing (or date resolved not provided) Epidemiological unit Farm Affected animals Species Susceptible Cases Deaths Destroyed Slaughtered Birds 3050 0 3050 0 Affected population The farm breeds mallards for hunting purposes (3050 3-week old mallard ducklings). There is no production of meat and eggs for consumption on this holding.

Summary of outbreaks Total outbreaks: 1 Total animals affected Species Susceptible Cases Deaths Destroyed Slaughtered Birds 3050 ** 0 3050 0 Outbreak statistics Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost* Birds ** 0.00% ** 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 Epidemiological comments On 27 July 2016, LPAI H7N7 was detected in mallard ducklings collected in connection with the Danish surveillance programme for avian influenza. The diagnosis was confirmed and the virus was typed by sequencing. The killing of the mallards at the infected holding will be conducted on 28 July 2016. The Danish Veterinary and Food Administration has established a restricted zone of 1 km around the holding and are implementing the necessary measures in accordance with Council Directive 2005/94/EC

Control measures Measures applied Movement control inside the country Zoning Vaccination prohibited No treatment of affected animals Measures to be applied Disinfection / Disinfestation Stamping out

Diagnostic test results Laboratory name and type Species Test Test date Result National Veterinary Institute (National laboratory) Birds real-time PCR 27/07/2016 Positive National Veterinary Institute (National laboratory) Birds virus sequencing 27/07/2016 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=20586