| high rates of detection of clade 2.3.4.4 highly pathogenic avian influenza h5 viruses in wild birds in the pacific northwest during the winter of 2014-15. | in 2014, clade 2.3.4.4 h5n8 highly pathogenic avian influenza (hpai) viruses spread across the republic of korea and ultimately were reported in china, japan, russia, and europe. mortality associated with a reassortant hpai h5n2 virus was detected in poultry farms in western canada at the end of november. the same strain (with identical genetic structure) was then detected in free-living wild birds that had died prior to december 8, 2014, of unrelated causes in whatcom county, washington, u. s. ... | 2016 | 27309079 |