Highly pathogenic influenza A viruses (infection with) (non-poultry including wild birds),
Netherlands
Information received on 13/11/2020 from Dr Christianne Bruschke, Chief Veterinary Officer , Agriculture, Nature and Food Quality, Ministry of Agriculture, Nature and Food Quality, The Hague, Netherlands
Summary
Report type Follow-up report No. 2
Date of start of the event 17/10/2020
Date of confirmation of the event 20/10/2020
Report date 13/11/2020
Date submitted to OIE 13/11/2020
Reason for notification Recurrence of a listed disease
Date of previous occurrence 28/09/2018
Manifestation of disease Clinical disease
Causal agent Highly pathogenic influenza A virus
Serotype H5N8
Nature of diagnosis Clinical, Laboratory (advanced)
This event pertains to the whole country
Related reports Immediate notification (23/10/2020)
Follow-up report No. 1 (07/11/2020)
Follow-up report No. 2 (13/11/2020)
Follow-up report No. 3 (17/11/2020)
New outbreaks (9)
Outbreak 1 Schiermonnikoog, Friesland
Date of start of the outbreak 31/10/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greylag Goose:Anser anser(Anatidae) 1 1 0 0
Affected population On 31th October a Greylag Goose was found dead in a wetland On November 9th the NRL confirmed HPAI H5N8 in the sample form the Greylag Goose Anser anser
Outbreak 2 Middelie, Noord-Holland
Date of start of the outbreak 02/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae) 25 13 12 13 0
Affected population Captive birds
Outbreak 3 Stolwijk, Zuid-Holland
Date of start of the outbreak 07/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae) 1 1 0 0
Affected population On November 7th,1 Buteo buteo (Buzzard) was found dead in a wetland area. On November 12th the NRL confirmed HPAI H5N8 in the sample of the Buzzard
Outbreak 4 Gytsjerk, Friesland
Date of start of the outbreak 09/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greylag Goose:Anser anser(Anatidae) 1 1 0 0
Affected population On November 2nd an Anser anser Greylay Goose was found dead in a wetland area. On November 9th the NRL confirmed HPAI H5N8 in the sample of the Greylay Goose.
Outbreak 5 Alphen a/d Rijn, Zuid-Holland
Date of start of the outbreak 09/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greylag Goose:Anser anser(Anatidae) 1 1 0 0
Affected population On 2nd of November a Greylag Goose was found dead in a wetland On November 9th the NRL confirmed HPAI H5N8 in the sample form the Greylag Goose Anser anser
Outbreak 6 Leiderdorp, Zuid-Holland
Date of start of the outbreak 09/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mallard:Anas platyrhynchos(Anatidae) 1 1 0 0
Affected population On November 3th an Anas platyrhynchosr (Wild Duck) was found dead in a wetland and housed in a bird shelter. On November 9th the NRL confirmed HPAI H5N8 in the sample from the Anas platyrhynchosr (Wild Duck)
Outbreak 7 Landsmeer, Noord-Holland
Date of start of the outbreak 11/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greylag Goose:Anser anser(Anatidae) 4 4 0 0
Affected population On November 3rd 4 Anser anser(Greylag Goose) were found in a wetland area. On November 11th the NRL confirmed HPAI H5N8 in the samples of the 4 Greylag Geese.
Outbreak 8 Hazerswoude-Dorp, Zuid-Holland
Date of start of the outbreak 12/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Mallard:Anas platyrhynchos(Anatidae) 1 1 0 0
Greylag Goose:Anser anser(Anatidae) 2 2 0 0
Affected population On November 6th 2 Anser anser (Greylag Goose) and 1 Anas Platyrhynchos (Mallard) were found in a wetland area. On November 12th the NRL confirmed HPAI H5N8 in the samples of the wild birds.
Outbreak 9 Badhoevedorp, Noord-Holland
Date of start of the outbreak 12/11/2020
Outbreak status Continuing (or date resolved not provided)
Epidemiological unit Other
Affected animals
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Barnacle Goose:Branta leucopsis(Anatidae) 1 1 0 0
Affected population On November 7th, 1 Branta Leucops(Barnacle Goose) was found dead on Airport Amsterdam Schiphol area. On November 12th the NRL confirmed HPAI H5N8 in the sample of the Barnacle Goose.
Summary of outbreaks Total outbreaks: 9
Total animals affected
Species Susceptible Cases Deaths Killed and disposed of Slaughtered
Greylag Goose:Anser anser(Anatidae) 9 9 0 0
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae) 25 13 12 13 0
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae) 1 1 0 0
Mallard:Anas platyrhynchos(Anatidae) 2 2 0 0
Barnacle Goose:Branta leucopsis(Anatidae) 1 1 0 0
Outbreak statistics
Species Apparent morbidity rate Apparent mortality rate Apparent case fatality rate Proportion susceptible animals lost*
Greylag Goose:Anser anser(Anatidae) ** ** 100.00% **
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae) 52.00% 48.00% 92.31% 100.00%
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae) ** ** 100.00% **
Mallard:Anas platyrhynchos(Anatidae) ** ** 100.00% **
Barnacle Goose:Branta leucopsis(Anatidae) ** ** 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
  • 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
Wageningen Bioveterinary Research, Lelystad (National laboratory) Greylag Goose polymerase chain reaction (PCR) 12/11/2020 Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
Map of outbreak locations