Information received on 12/01/2021 from Dr Dae Gyun Kim, Chief Veterinary Officer, Director General, Animal Health Policy Bureau, Ministry of Agriculture, Food and Rural Affairs, Sejong-si, Korea (Rep. of)
Summary
Report type
Follow-up report No. 8
Date of start of the event
21/10/2020
Date of confirmation of the event
25/10/2020
Report date
12/01/2021
Date submitted to OIE
12/01/2021
Reason for notification
Recurrence of a listed disease
Date of previous occurrence
17/03/2018
Manifestation of disease
Clinical disease
Causal agent
Highly pathogenic influenza A virus
Serotype
H5N8
Nature of diagnosis
Laboratory (advanced)
This event pertains to
the whole country
Related reports
Immediate notification (01/11/2020)
Follow-up report No. 1 (16/11/2020)
Follow-up report No. 2 (28/11/2020)
Follow-up report No. 3 (06/12/2020)
Follow-up report No. 4 (13/12/2020)
Follow-up report No. 5 (21/12/2020)
Follow-up report No. 6 (29/12/2020)
Follow-up report No. 7 (03/01/2021)
Follow-up report No. 8 (12/01/2021)
New outbreaks (11)

Outbreak 1
Bongbang-dong, Chungju-si, Chungcheongbuk-Do
Date of start of the outbreak
26/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Whooper Swan:Cygnus cygnus(Anatidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Whooper Swan by National Institute of wild life disease control and prevention.
Outbreak 2
Anpung-dong, Suncheon-si, Jeollanam-Do
Date of start of the outbreak
26/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Hooded crane:Grus monacha(Gruidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Hooded crane by National Institute of wild life disease control and prevention.
Outbreak 3
Changdong, Dobong-gu, Seoul Metropolitan City
Date of start of the outbreak
26/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Great Egret:Ardea alba(Ardeidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Great Egret by National Institute of wild life disease control and prevention.
Outbreak 4
Gongneung-dong, Nowon-gu, Seoul Metropolitan City
Date of start of the outbreak
27/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Great Egret:Ardea alba(Ardeidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Great Egret by National Institute of wild life disease control and prevention.
Outbreak 5
Gongneung-dong, Nowon-gu, Seoul Metropolitan City
Date of start of the outbreak
28/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Great Egret:Ardea alba(Ardeidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Great Egret by National Institute of wild life disease control and prevention.
Outbreak 6
Woljam-ri, Uichang-gu, Changwon-si, Gyeongsangnam-Do
Date of start of the outbreak
28/12/2020
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
0
0
0
Affected population
H5N8 HPAI was confirmed in wild bird feces by National institute of wild life disease control and Prevention.
Outbreak 7
Geumnae-ri, Toji-myeon, Gurye-gun, Jeollanam-Do
Date of start of the outbreak
28/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Great Egret:Ardea alba(Ardeidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Great Egret by National Institute of wild life disease control and prevention.
Outbreak 8
Noksan-dong, Gangseo-gu, Busan Metropolitan City
Date of start of the outbreak
29/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Whooper Swan:Cygnus cygnus(Anatidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Whooper Swan by National Institute of wild life disease control and prevention.
Outbreak 9
Geumsan-ri, Uichang-gu, Changwon-si, Gyeongsangnam-Do
Date of start of the outbreak
29/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Whooper Swan:Cygnus cygnus(Anatidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead Whooper Swan by National Institute of wild life disease control and prevention.
Outbreak 10
Gura-ri, Hwawon-eup, Dalseong-gun, Daegu Metropolitan City
Date of start of the outbreak
29/12/2020
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Eurasian Eagle-Owl:Bubo bubo(Strigidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead eagle owl by National Institute of wild life disease control and prevention.
Outbreak 11
Geumsan-ri, Uichang-gu, Changwon-si, Gyeongsangnam-Do
Date of start of the outbreak
03/01/2021
Outbreak status
Continuing (or date resolved not provided)
Epidemiological unit
Other
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Bean Goose:Anser fabalis(Anatidae)

1
1
0
0
Affected population
H5N8 HPAI was confirmed in one dead bean goose by National Institute of wild life disease control and prevention.
Summary of outbreaks
Total outbreaks: 11
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Whooper Swan:Cygnus cygnus(Anatidae)

3
3
0
0
Hooded crane:Grus monacha(Gruidae)

1
1
0
0
Great Egret:Ardea alba(Ardeidae)

4
4
0
0
Mallard:Anas platyrhynchos(Anatidae)

1
0
0
0
Eurasian Eagle-Owl:Bubo bubo(Strigidae)

1
1
0
0
Bean Goose:Anser fabalis(Anatidae)

1
1
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Whooper Swan:Cygnus cygnus(Anatidae)
**
**
100.00%
**
Hooded crane:Grus monacha(Gruidae)
**
**
100.00%
**
Great Egret:Ardea alba(Ardeidae)
**
**
100.00%
**
Mallard:Anas platyrhynchos(Anatidae)
**
**
0.00%
**
Eurasian Eagle-Owl:Bubo bubo(Strigidae)
**
**
100.00%
**
Bean Goose:Anser fabalis(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
Movement control inside the country
Surveillance outside containment and/or protection zone
Surveillance within containment and/or protection zone
Screening
Traceability
Control of wildlife reservoirs
Disinfection
Vaccination permitted (if a vaccine exists)
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 Institute of Wildlife Disease Control and prevention (NIWDC) (National laboratory)
Bean Goose
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
08/01/2021
Positive
National Institute of Wildlife Disease Control and prevention (NIWDC) (National laboratory)
Eurasian Eagle-Owl
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
06/01/2021
Positive
National Institute of Wildlife Disease Control and prevention (NIWDC) (National laboratory)
Great Egret
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
05/01/2021
Positive
National Institute of Wildlife Disease Control and prevention (NIWDC) (National laboratory)
Hooded crane
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
04/01/2021
Positive
National Institute of Wildlife Disease Control and prevention (NIWDC) (National laboratory)
Mallard
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
06/01/2021
Positive
National Institute of Wildlife Disease Control and prevention (NIWDC) (National laboratory)
Whooper Swan
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
04/01/2021
Positive
(National laboratory)
Whooper Swan
real-time reverse transcriptase/polymerase chain reaction (RRT-PCR)
05/01/2021
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.