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Avian influenza epidemic of ‘unprecedented’ scale

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Avian influenza epidemic of ‘unprecedented’ scale

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Europe - a widespread avian influenza epidemic
On European soil, 46 million birds were slaughtered during the pandemic season of highly pathogenic avian influenza 2021-2022. © Cédric Faimali / GFA

According to the European Food Safety Authority (EFSA), in the 2020-2021 pandemic season, not many cases of highly pathogenic avian influenza were recorded on European soil.

With 5,300 viruses detectedhighly pathogenic avian influenza (AIHP) in 36 countriesEuropean Unionthe European Economic Area and the United Kingdom, the 2021-2022 pandemic is “the largest ever in Europe”, the European Food Safety Authority reports (Financial Supervisory Authority) on 30 June 2022.

on only farmer Poultry 2398 Role epidemics Bird flu has been recognized. This led toslaughter More than 46 million birds are in affected establishments. More than half of poultry outbreaks in Europe were due to secondary spread, infected poultry that had contaminated other poultry farms, according to the IFSA.

> To read also: Sector, “serious shortage” of ducklings after bird flu (07/07/2022)

persistence in wild birds

in Franceas of June 23, 2022, Ministry of Agriculture He counted 1,378 families in breeding during the 2021-2022 season, which lasts until July 31. According to the Animal Health Epidemiological Surveillance Platform (ESA), the last local case dates back to May 15, 2022, on a farm located in the Lot-et-Garonne department.

However, the highly virulent avian influenza virus has not said its last word. On the northern coast of France, cumulative deaths in’Wild birds Free since May 11, 2022, especially on gulls,” according to reports ESA . ​​platform. For its part, IFSA considers that the persistence of the highly virulent avian influenza virus “suggests that it could become endemic in wild bird populations in Europe”.

> To read also: Animal and wild bird health “highly contaminated” with bird flu (06/30/2022)

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