Low pathogenic avian influenza (poultry),
Information received on 19/03/2019 from Dr Per Starcke Henriksen, Chief Veterinary Officer, Danish Veterinary and Food Administration, Ministry of Environment and Food of Denmark, Glostrup, Denmark
Report type Immediate notification
Date of start of the event 12/03/2019
Date of confirmation of the event 14/03/2019
Report date 15/03/2019
Date submitted to OIE 19/03/2019
Date event resolved 17/03/2019
Reason for notification Recurrence of a listed disease
Date of previous occurrence 27/06/2018
Manifestation of disease Sub-clinical infection
Causal agent Low pathogenic avian influenza virus
Serotype H7
Nature of diagnosis Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (15/03/2019)
Follow-up report No. 1 (16/04/2019)
Follow-up report No. 2 (17/06/2019)
New outbreaks (1)
Outbreak 1 Brenderup, Middelfart, East
Date of start of the outbreak 12/03/2019
Outbreak status Resolved (17/03/2019)
Epidemiological unit Farm
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2828 0 2828 0
Affected population Low pathogenic avian influenza H7 was detected 14 March 2019 in a holding with mallards in the village Brenderup in the municipality of Middelfart. The population of the holding consisted of 2828 mallards. The farm breeds mallards for restocking supplies of game. There had not been clinical signs of disease among the animals. Mallards were tested in accordance with the Danish surveillance programme for avian influenza in poultry and game birds. All the susceptible animals at the infected holding were killed and destroyed on 15 March 2019. The cleaning and disinfection of the holding was approved by the Danish Veterinary and Food Administration on 17 March 2019.
Summary of outbreaks Total outbreaks: 1
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Birds 2828 ** 0 2828 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
Source of the outbreak(s) or origin of infection
  • Unknown or inconclusive
Epidemiological comments 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
  • Traceability
  • Quarantine
  • Official disposal of carcasses, by-products and waste
  • Stamping out
  • Zoning
  • Vaccination prohibited
  • No treatment of affected animals
Measures to be applied
  • Disinfection
Diagnostic test results
Laboratory name and type Species Test Test date Result
Statens Serum Institut (National laboratory) Birds polymerase chain reaction (PCR) 14/03/2019 Positive
Statens Serum Institut (National laboratory) Birds virus sequencing 14/03/2019 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations