Highly pathogenic avian influenza,
Sweden
Information received on 13/03/2017 from Dr Ingrid Eilertz, Chief Veterinary Officer Director and Head, Swedish Board of Agriculture Department for Animal Welfare and Health, Ministry for Rural Affairs, Jönköping, Sweden
Summary
Report type Follow-up report No. 9
Date of start of the event 14/11/2016
Date of confirmation of the event 23/11/2016
Report date 13/03/2017
Date submitted to OIE 13/03/2017
Date event resolved 07/04/2017
Reason for notification Recurrence of a listed disease
Date of previous occurrence 05/03/2015
Manifestation of disease Clinical disease
Causal agent Highly pathogenic avian influenza virus
Serotype H5N8
Nature of diagnosis Laboratory (advanced)
This event pertains to a defined zone within the country
Related reports Immediate notification (23/11/2016)
Follow-up report No. 1 (06/12/2016)
Follow-up report No. 2 (12/12/2016)
Follow-up report No. 3 (21/12/2016)
Follow-up report No. 4 (27/12/2016)
Follow-up report No. 5 (09/01/2017)
Follow-up report No. 6 (03/02/2017)
Follow-up report No. 7 (12/02/2017)
Follow-up report No. 8 (17/02/2017)
Follow-up report No. 9 (13/03/2017)
Follow-up report No. 10 (17/05/2017)
Follow-up report No. 11 (22/05/2017)
Follow-up report No. 12 (26/06/2017)
Follow-up report No. 13 (28/06/2017)
Follow-up report No. 14 (01/08/2017)
New outbreaks (7)
Outbreak 1 Oxie, Oxie, Malmö, SKÅNE LÄN
Date of start of the outbreak 01/12/2016
Outbreak status Resolved (24/02/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Black-headed Gull:Larus ridibundus(Laridae) 1 0 1 0
Affected population A black-headed gull was found sick. After being euthanized the gull was sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Outbreak 2 Svedala, Svedala, SKÅNE LÄN
Date of start of the outbreak 13/02/2017
Outbreak status Resolved (17/02/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greylag Goose:Anser anser(Anatidae) 2 2 0 0
Affected population Two geese (Anser anser) were found dead and sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Outbreak 3 Norr Mälarstrand, Stockholm, STOCKHOLMS LÄN
Date of start of the outbreak 16/02/2017
Outbreak status Resolved (28/02/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mute Swan:Cygnus olor(Anatidae) 2 2 0 0
Affected population Two mute swans were found dead and sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Outbreak 4 Farstaviken, Stockholm, STOCKHOLMS LÄN
Date of start of the outbreak 16/02/2017
Outbreak status Resolved (03/03/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mallard:Anas platyrhynchos(Anatidae) 4 4 0 0
Affected population 4 mallards were found dead and sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Outbreak 5 Hindby, Hindby, Malmö, SKÅNE LÄN
Date of start of the outbreak 17/02/2017
Outbreak status Resolved (24/02/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae) 1 0 1 0
Affected population A common buzzard (Buteo buteo) was found sick and was then, after been euthanized, sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Outbreak 6 Trelleborgshamn, Trelleborg, SKÅNE LÄN
Date of start of the outbreak 19/02/2017
Outbreak status Resolved (03/03/2017)
Epidemiological unit Not applicable
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Peregrin falcon:Falco peregrinus(Falconidae) 1 1 0 0
Affected population A peregrine falcon (Falco peregrinus) was found dead and sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Outbreak 7 Lund, Lund, SKÅNE LÄN
Date of start of the outbreak 28/02/2017
Outbreak status Resolved (10/03/2017)
Epidemiological unit Village
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Rook:Corvus frugilegus(Corvidae) 1 1 0 0
Affected population A rook (Corvus frugilegus) was found dead and was sent for analysis to the National Veterinary Institute as part of the routine surveillance program for avian influenza.
Summary of outbreaks Total outbreaks: 7
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Black-headed Gull:Larus ridibundus(Laridae) 1 0 1 0
Greylag Goose:Anser anser(Anatidae) 2 2 0 0
Mute Swan:Cygnus olor(Anatidae) 2 2 0 0
Mallard:Anas platyrhynchos(Anatidae) 4 4 0 0
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae) 1 0 1 0
Peregrin falcon:Falco peregrinus(Falconidae) 1 1 0 0
Rook:Corvus frugilegus(Corvidae) 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Black-headed Gull:Larus ridibundus(Laridae) ** ** 0.00% **
Greylag Goose:Anser anser(Anatidae) ** ** 100.00% **
Mute Swan:Cygnus olor(Anatidae) ** ** 100.00% **
Mallard:Anas platyrhynchos(Anatidae) ** ** 100.00% **
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae) ** ** 0.00% **
Peregrin falcon:Falco peregrinus(Falconidae) ** ** 100.00% **
Rook:Corvus frugilegus(Corvidae) ** ** 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
Control measures
Measures applied
  • Surveillance outside containment and/or protection zone
  • Surveillance within containment and/or protection zone
  • 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 Veterinary Institute (National laboratory) Eurasian buzzard (common buzzard) real-time PCR 16/02/2017 Positive
National Veterinary Institute (National laboratory) Eurasian buzzard (common buzzard) real-time PCR 16/02/2017 Positive
National Veterinary Institute (National laboratory) Eurasian buzzard (common buzzard) virus sequencing 17/02/2017 Positive
National Veterinary Institute (National laboratory) Greylag Goose real-time PCR 16/02/2017 Positive
National Veterinary Institute (National laboratory) Greylag Goose real-time PCR 16/02/2017 Positive
National Veterinary Institute (National laboratory) Greylag Goose virus sequencing 17/02/2017 Positive
National Veterinary Institute (National laboratory) Mallard real-time PCR 03/03/2017 Positive
National Veterinary Institute (National laboratory) Mallard virus sequencing 06/03/2017 Positive
National Veterinary Institute (National laboratory) Mute Swan real-time PCR 23/02/2017 Positive
National Veterinary Institute (National laboratory) Mute Swan real-time PCR 24/02/2017 Positive
National Veterinary Institute (National laboratory) Mute Swan virus sequencing 23/02/2017 Positive
National Veterinary Institute (National laboratory) Rook real-time PCR 07/03/2017 Positive
National Veterinary Institute (National laboratory) Rook real-time PCR 09/03/2017 Positive
National Veterinary Institute (National laboratory) Rook virus sequencing 09/03/2017 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations