WOAH: Japan - Influenza A viruses of high pathogenicity (Infection with H5N1)(non-poultry including wild birds) (2017-)

General information
Report type: Follow-up report 5
Started: 30 Sep 2024
Confirmed: 4 Oct 2024
Reported: 8 Nov 2024
Reason for notification: Recurrence of an eradicated disease
Date of last occurrence: 26 Apr 2024
End date: -
Disease: Influenza A viruses of high pathogenicity (Inf. with)
(non-poultry including wild birds) (2017-)
Causal agent: Highly pathogenic avian influenza virus
Nature of diagnosis: Clinical, laboratory
Genotype/serotype/subtype: H5N1
Event status: Ongoing
This event pertains to the country/territory.

Quantitative data summary
Total animals affected:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered or killed for commercial use / Vaccinated
Northern goshawk (wild) / - / 2 / 2 / - / - / -
Common teal (wild) / - / 2 / 2 / - / - / -
Eurasian wigeon (wild) / - / 101 / - / - / - / -
Whooper swan (wild) / - / 2 / 2 / - / - / -
Peregrine falcon (wild) / - / 2 / 2 / - / - / -
White-tailed eagle (wild) / - / 1 / 1 / - / - / -
All species / - / 110 / 9 / - / - / -

Source of event or origin of infection: Unknown or inconclusive
Epidemiological comments: -

Control measures at event level
Domestic animals, applied: Surveillance within the restricted zone
Wild animals, applied: Surveillance within the restricted zone;
official disposal of carcasses, by-products, and waste; disinfection;
surveillance outside the restricted zone

Diagnostic test results
Test name / Laboratory / Species sampled / Number of outbreaks sampled
/ First result date / Latest result date / Result
Gene sequencing / Laboratory designated by Ministry of the Environment
/ white-tailed eagle, Eurasian wigeon, peregrine falcon, common teal
/10 / 8 Oct 2024 /5 Nov 2024 / positive
Real-time reverse transcription polymerase chain reaction (rRT-PCR) /
Laboratory designated by Ministry of the Environment / white-tailed
eagle, Eurasian wigeon, common teal, peregrine falcon / 10 / 4 Oct
2024 / 5 Nov 2024 / positive