Michigan has now had six business poultry flocks affected by way of extremely pathogenic avian influenza (HPAI) in April.
Consistent with knowledge from the US Division of Agriculture (USDA) Animal and Plant Well being Inspection Provider (APHIS), the most up-to-date case was once showed in a business meat turkey flock in Gratiot County, involving 27,700 birds.
That is the primary case of HPAI in Gratiot County right through the 2022-24 HPAI outbreak.
With the most recent example of H5N1 avian influenza in Michigan, the state has now misplaced 3 business turkey flocks and 3 egg laying flocks in 2024, all of that have been inflamed in April. The entire affected layer operations had been in Ionia County, with the smallest of the 3 involving greater than 1.9 million hens.
The 3 turkey operations had been in Gratiot, Ottawa and Newaygo counties. The Gratiot County flock was once the smallest of the 3, whilst the Ottawa County flock had essentially the most with about 104,000 turkeys.
Previous to April, the ultimate time Michigan had a business flock suffering from HPAI was once December 27, 2023.
To this point right through the 2022-24 outbreak, Michigan has misplaced 9 business poultry flocks. In 2023, the state misplaced two flocks, which jointly concerned 78,900 birds. In 2022, Michigan had one flock of 35,100 birds affected.
The H5N1 virus has no longer simplest been found in poultry operations in Michigan, but additionally in business dairy operations within the state.
Consistent with APHIS, between March 29 and April 17, six Michigan dairy herds had been suffering from the virus. APHIS didn’t divulge the counties the place those bovine circumstances had been showed, however the Michigan Division of Agriculture and Rural Building has known the next counties: Ottawa, Ionia, Isabella and Montcalm.
To be informed extra about HPAI circumstances in business poultry flocks in the US, Mexico and Canada, see an interactive map on WATTPoultry.com.
View our proceeding protection of the world avian influenza state of affairs.