Michigan has new HPAI cases in various poultry flocks. MDARD advises strict biosecurity and prompt reporting of symptoms to prevent spread. Public health risk remains low.

State health officials are urging poultry owners to protect their flocks from Highly Pathogenic Avian Influenza (HPAI).

Highly pathogenic avian influenza (HPAI) has been found in two more commercial meat turkey flocks in Ottawa County, Michigan. The United States Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) reported that the presence of HPAI was confirmed in both flocks on November 12.

Bird flu is affecting turkey flocks in Michigan and the U.S., raising wholesale prices as Thanksgiving approaches, according to industry experts.

A flock in Monroe County tested positive for avian flu, prompting Michigan officials to urge tighter biosecurity.

This is the first time HPAI has appeared in commercial poultry in Allegan County, Michigan, during the 2022-25 outbreak.

Bird flu has been detected in three more Ottawa County commercial poultry flocks, bringing the total county cases in 2025 to 10.

Since highly pathogenic avian influenza virus (HPAIV) spread to the island of South Georgia in the sub-Antarctic in 2023, its breeding population of female southern elephant seals—the world's largest—has plummeted by nearly half, scientists reported yesterday in Communications Biology.