GAINESVILLE, Ga. — In the midst of the poultry industry’s ongoing battle with highly pathogenic avian influenza H5N1, the first case of H5N9 has been confirmed at a commercial duck meat farm in Merced County, California.
This same commercial duck flock tested positive for H5N1 late last year and the almost 119,00 birds were depopulated, and containment procedures were put in place by authorities. However, on secondary testing the additional presence of H5N9 was also detected and was reported by protocol to the World Organization for Animal Health in late January.
“This finding is not unexpected or. . .