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Panorama Around the worldImpacts of highly pathogenic avian influenza on wild birds

Around the world Posted on 2024-07-26 17:20:15

Impacts of highly pathogenic avian influenza on wild birds

Authors

R. Cromie(1)* & L. Awada(2) 

(1) On behalf of the CMS-FAO Co-convened Scientific Task Force on Avian Influenza and Wild Birds 

(2) Data Integration Department, World Organisation for Animal Health (WOAH), Paris, France 

* Corresponding author

 

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In the 20 years since the goose/Guangdong/96 H5N1 highly pathogenic avian influenza (HPAI) virus originally spilled into wild birds in China, we have witnessed faltering maintenance in wild populations, a focus on the role of wildlife as vectors of infection and now a conservation catastrophe as the virus has evolved and adapted. Mass mortality on multiple continents (see Figure 1) of seabirds, waterbirds and raptors is having severe effects on population levels for species already under pressure and facing multiple threats [1, 2]. This One Health crisis requires the full engagement of governments to protect biodiversity as well as human and livestock health [2]. 

Figure 1: Outbreaks of highly pathogenic avian influenza in wild birds reported to WOAH through the World Animal Health Information System (WAHIS) between 1 January 2005 and 21 July 2023 ©WOAH

 

 https://doi.org/10.20506/bull.2024.1.3501

References

[1] Lane JV et. al. High pathogenicity avian influenza (H5N1) in northern gannets: global spread, clinical signs, and demographic consequences. bioRxiv 2023; 2023-05. https://doi.org/10.1101/2023.05.01.538918 

[2] CMS FAO Co-convened Scientific Task Force on Avian Influenza and Wild Birds. Scientific Task Force on Avian Influenza and Wild Birds statement on H5N1 high pathogenicity avian influenza in wild birds −  unprecedented conservation impacts and urgent needs 2023. Available at: https://www.cms.int/en/publication/h5n1-high-pathogenicity-avianinfluenza-wild-birds-unprecedented-conservation-impacts (accessed on 27 July 2023). 

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