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Status and Response to Detections of Highly Pathogenic Avian Influenza H5N1 in North America

Detailed Description

USGS National Wildlife Health Center

Wildlife Health Bulletin 2022-02


  • Highly pathogenic avian influenza (HPAI) H5N1 has been detected in Canada and three U.S. states in the Atlantic Flyway.
  • A multi-agency active response to increase surveillance in wild birds is underway.
  • Enhanced vigilance for wild bird morbidity/mortality, and outreach to stakeholder groups are encouraged.


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