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2021-1-24 18:04:03


OIE: Highly pathogenic influenza A viruses (infection with H5N8) (non-poultry including wild birds), Netherlands
submited by kickingbird at Dec, 1, 2020 20:40 PM from OIE

Information received on 27/11/2020 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. 4
Date of start of the event
17/10/2020
Date of confirmation of the event
20/10/2020
Report date
27/11/2020
Date submitted to OIE
27/11/2020
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)
Follow-up report No. 4 (27/11/2020)
New outbreaks (11)

Outbreak 1
Workum, Friesland
Date of start of the outbreak
03/11/2020
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)

3
3
0
0
Affected population
On november 3th 3 Branta leucopsis barnacle goose were found dead in a wetland area. On november 17th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the Branta leucopsis (barnacle goose).
Outbreak 2
Landerum, Friesland
Date of start of the outbreak
03/11/2020
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)

13
13
0
0
Affected population
On november 3th 13 Branta leucopsis (barnacle goose) were found dead in a wetland area. On november 17th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the Branta leucopsis (barnacle goose).
Outbreak 3
Zoeterwoude, 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
Mute Swan:Cygnus olor(Anatidae)

4
4
0
0
Affected population
On november 9th 4 Cygnus olor (mute swan) were found dead in a wetland area. On november 18th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the Cygnus olor (mute swan).
Outbreak 4
Utrecht, Utrecht
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
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)

2
2
0
0
Affected population
On november 11th 2 Buteo buteo (buzzard) were found dead in a wetland area. On november 17th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the Buteo buteo (buzzard).
Outbreak 5
Purmerend, 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
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae)

3
3
0
0
Affected population
Several captive birds tested positive subtype HPAI H5N8 on 17th November
Outbreak 6
Grou, Friesland
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
Muscovy Duck:Cairina moschata(Anatidae)

3
3
0
0
Affected population
3 Muscovy Ducks(Cairina moschata) tested positive subtype HPAI H5N8 on 17th November
Outbreak 7
Wons, Friesland
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
Muscovy Duck:Cairina moschata(Anatidae)

1
1
0
0
Affected population
1 Muscovy Duck (Cairina moschata) and 1 Barnacle Goose (Branta leucopsis) tested positive subtype HPAI H5N8
Outbreak 8
Oud Gastel, Noord-Brabant
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
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)

1
1
0
0
Affected population
On november 12th 1 Buteo buteo (buzzard) were found dead in a wetland area. On november 17th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the Buteo buteo (buzzard).
Outbreak 9
Zierikzee, Zeeland
Date of start of the outbreak
13/11/2020
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)

3
3
0
0
Affected population
On november 13th 3 Branta leucopsis (barnacle goose) were found dead in a wetland area. On november 19th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the Branta leucopsis (barnacle goose)).
Outbreak 10
Oudewater, Utrecht
Date of start of the outbreak
22/11/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Indian Peafowl:Pavo cristatus(Phasianidae)
1
1
1
0
0
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae)
23
14
7
16
0
Affected population
Several Phasianidae and 1 Indian Peafowl (Pavo Cristatus) tested positive subtype HPAI H5N8
Outbreak 11
Witmarsum, Friesland
Date of start of the outbreak
24/11/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Mute Swan:Cygnus olor(Anatidae)

3
3
0
0
Affected population
On november 24th 3 cygnus olor (mute swan) were found dead in a wetland area. On november 26th the national reference laboratory confirmed HPAI Virus H5N8 in the sample from the cygnus olor (mute swan).
Summary of outbreaks
Total outbreaks: 11
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Barnacle Goose:Branta leucopsis(Anatidae)

20
20
0
0
Mute Swan:Cygnus olor(Anatidae)

7
7
0
0
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)

3
3
0
0
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae)
23
17
10
16
0
Muscovy Duck:Cairina moschata(Anatidae)

4
4
0
0
Indian Peafowl:Pavo cristatus(Phasianidae)
1
1
1
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Barnacle Goose:Branta leucopsis(Anatidae)
**
**
100.00%
**
Mute Swan:Cygnus olor(Anatidae)
**
**
100.00%
**
Eurasian buzzard (common buzzard):Buteo buteo(Accipitridae)
**
**
100.00%
**
Phasianidae (unidentified):Phasianidae (incognita)(Phasianidae)
**
**
58.82%
**
Muscovy Duck:Cairina moschata(Anatidae)
**
**
100.00%
**
Indian Peafowl:Pavo cristatus(Phasianidae)
100.00%
100.00%
100.00%
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

Control measures
Measures applied
Vaccination prohibited
No treatment of affected animals
Measures to be applied
No other measures

Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.
See Also: Latest news in those days:

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