Summary
Report type: immediate notification
Started on: 19 Feb 2021
Confirmed on: 18 Mar 2021
Reason for notification: recurrence in the country
Last occurrence: 27 Apr 2017
Reported on: 25 Mar 2021
Manifestation of disease: clinical disease
Causal agent: highly pathogenic avian influenza virus
Serotype: H5
Nature of diagnosis: clinical, laboratory
This event pertains to a defined zone within the country.

New outbreaks (7)
Outbreak location 1: Donaustadt, Wien
Started on: 4 Mar 2021
Ended on: 4 Mar 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Mute Swan (_Cygnus olor_): Anatidae-Anseriformes / - / - / 1 / - / - /
-

Outbreak location 2: Floridsdorf, Wien
Started on: 4 Mar 2021
Ended on: 4 Mar 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Mute Swan (_Cygnus olor_): Anatidae-Anseriformes / - / - / 1 / - / - /
-

Outbreak location 3: Dobling, Wien
Started on: 26 Feb 2021
Ended on: 26 Feb 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Mute Swan (_Cygnus olor_): Anatidae-Anseriformes / - / - / 1 / - / - /
-

Outbreak location 4: Leopoldstadt, Wien
Started on: 25 Feb 2021
Ended on: 25 Feb 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Mute Swan (_Cygnus olor_): Anatidae-Anseriformes / - / - / 1 / - / - /
-

Outbreak location 5: Tulln, Klosterneuburg, Wien Umgebung,
Niederosterreich
Started on: 25 Feb 2021
Ended on: 25 Feb 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Mute Swan (_Cygnus olor_): Anatidae-Anseriformes / - / - / 1 / - / - /
-

Outbreak location 6: Donaustadt, Wien
Started on: 19 Mar 2021
Ended on: 19 Mar 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Mute Swan (_Cygnus olor_): Anatidae-Anseriformes / - / - / 1 / - / - /
-

Outbreak location 7: Brigittenau, Wien
Started on: 19 Feb 2021
Ended on: 19 Feb 2021
Epidemiological unit: not applicable
Affected animals:
Species / Susceptible / Cases / Deaths / Killed and disposed of /
Slaughtered-killed for commercial use / Vaccinated
Laridae (unidentified) (Laridae (incognita)): Laridae-Charadriiformes
/ - / - / 1 / - / - / -

Epidemiology
Source of the outbreak(s) or origin of infection: unknown or
inconclusive

Control measures applied in wild and domestic: screening

Diagnostic test results
Laboratory name and type: Austrian Agency for Health and Food Safety
(AGES IVET), Modling (national laboratory)
Species / Test / Test date / Result
Laridae (unidentified) / mute swan / real-time polymerase chain
reaction (real-time PCR) / 18 Mar 2021 / positive