niman Posted September 21, 2022 Report Share Posted September 21, 2022 (edited) Montana Teton01 Backyard Producer 2,800 9/15/22 https://www.aphis.usda.gov/aphis/ourfocus/animalhealth/animal-disease-information/avian/avian-influenza/hpai-2022/2022-hpai-commercial-backyard-flocks Edited October 21, 2022 by niman Link to comment Share on other sites More sharing options...
niman Posted September 21, 2022 Author Report Share Posted September 21, 2022 (edited) map update https://www.google.com/maps/d/u/1/edit?mid=1E2wqF61M_F0pc9zOvoEs075hbeDW_Lot&ll=47.718674450896664%2C-112.23707783896485&z=11 Edited October 21, 2022 by niman Link to comment Share on other sites More sharing options...
niman Posted October 21, 2022 Author Report Share Posted October 21, 2022 Highly pathogenic avian influenza (HPAI) H5N4, Eurasian lineage goose/Guangdong clade 2.3.4.4b was confirmed on a backyard producer premises in Teton County, Montana. This lineage is highly pathogenic for poultry and is a reassortant of the initial Newfoundland-like virus introduced December 2021 with North American wild bird lineage segments PB2, PB1, NP, and NA. This is the first confirmed case of HPAI H5N4 in poultry in the United States. NOTE: this outbreak was first reported on follow-up report 31 for the ongoing H5N1 Event 4309 in the United States; the N-type was characterized on 10/17/2022. https://wahis.woah.org/#/in-event/4655/dashboard Link to comment Share on other sites More sharing options...
niman Posted October 21, 2022 Author Report Share Posted October 21, 2022 map update https://www.google.com/maps/d/u/1/edit?mid=1E2wqF61M_F0pc9zOvoEs075hbeDW_Lot&ll=47.718674450896664%2C-112.23707783896485&z=11 Link to comment Share on other sites More sharing options...
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