Highly Pathogenic Avian Influenza (HPAI)

Get the latest Highly Pathogenic Avian Influenza (HPAI) news, research and developments covering outbreaks, surveillance, poultry health, biosecurity and disease-control measures affecting domestic and wild birds. This tag brings together developments on H5 and H7 viruses, including their impact on poultry production, egg and meat supplies, trade and agricultural livelihoods.

Coverage includes H5N1 and other highly pathogenic strains, outbreak detection, diagnostics, vaccination research, biosecurity, epidemiological surveillance and One Health initiatives. Developments are tracked across commercial poultry, backyard flocks and wild-bird populations, alongside research into transmission and measures to reduce spread. WOAH has also issued specific surveillance guidance for smallholder poultry systems in resource-limited settings.

Find news on outbreaks, poultry culling, movement restrictions, vaccines, antiviral research, regulatory responses and international trade. Recent initiatives include major research funding for prevention, therapeutics and vaccine development in the United States, while Canada has begun a confined field trial examining vaccination in commercial poultry. Coverage also tracks global surveillance and emerging developments affecting poultry producers and agricultural supply chains.