OIE: Highly pathogenic influenza A viruses (infection with H5N8) (non-poultry including wild birds), France

Summary
Report type
Immediate notification
Date of start of the event
18/01/2021
Date of confirmation of the event
25/01/2021
Report date
27/01/2021
Date submitted to OIE
27/01/2021
Reason for notification
First occurrence of a listed disease
Manifestation of disease
Clinical disease
Causal agent
Highly pathogenic influenza A virus
Serotype
H5N3
Nature of diagnosis
Laboratory (advanced), Necropsy
This event pertains to
a defined zone within the country
New outbreaks (1)

Outbreak 1 (SAGIR 153810)
SAINT PAIR SUR MER, SAINT PAIR SUR MER, Manche
Date of start of the outbreak
18/01/2021
Outbreak status
Resolved (18/01/2021)
Epidemiological unit
Not applicable
Affected animals
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Red Knot:Calidris canutus(Scolopacidae)

73
73
0
0
Eurasian Curlew:Numenius arquata(Scolopacidae)

1
1
0
0
Affected population
High mortality in a colony of wild birds observed on a sandy beach. 73 red knots (153810) and one Eurasian curlew (153811) were collected as part of the passive surveillance of wildlife (SAGIR network).
Summary of outbreaks
Total outbreaks: 1
Total animals affected
Species
Susceptible
Cases
Deaths
Killed and disposed of
Slaughtered
Red Knot:Calidris canutus(Scolopacidae)

73
73
0
0
Eurasian Curlew:Numenius arquata(Scolopacidae)

1
1
0
0
Outbreak statistics
Species
Apparent morbidity rate
Apparent mortality rate
Apparent case fatality rate
Proportion susceptible animals lost*
Red Knot:Calidris canutus(Scolopacidae)
**
**
100.00%
**
Eurasian Curlew:Numenius arquata(Scolopacidae)
**
**
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
Contact with wild species

Control measures
Measures applied
Surveillance within containment and/or protection zone
Zoning
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
ANSES Ploufragan-Plouzan?-Niort laboratory, Ploufragan site (National laboratory)
Eurasian Curlew
virus sequencing
26/01/2021
Positive
ANSES Ploufragan-Plouzan?-Niort laboratory, Ploufragan site (National laboratory)
Red Knot
virus sequencing
25/01/2021
Positive
Future Reporting
The event is continuing. Weekly follow-up reports will be submitted.