Category: H5N1
CIDRAP: H5N1 avian flu returns to Midwest poultry farms, with multiple turkey operations hit
After a quiet summer of little activity, H5N1 avian flu has come roaring back on commercial poultry operations across the United States in September, with turkey facilities in Minnesota and the Dakotas particularly hit in recent weeks.
Oct 1, 2026
MPR News: An early surge confirms bird flu is back in Minnesota
Minnesota farmers have been fending off highly pathogenic avian influenza (HPAI) every year since the USDA detected the ongoing outbreak in 2022.
Sep 28, 2026
Medical Daily: Three More Minnesota Poultry Flocks Test Positive for H5N1 as Fall Waterfowl Migration Brings Virus South
Minnesota animal health officials have confirmed highly pathogenic H5N1 avian influenza at three more commercial poultry operations, adding about 118,000 birds to the state’s fall total during the weeks when ducks and geese begin moving south.
Sep 21, 2026
Mongabay: H5N1 bird flu jumps to marine mammals and wildlife in Australia
H5N1 avian influenza is spreading rapidly across southeastern Australia owing to infected wild bird species, including little penguins, magpies, crested terns and pelicans.
Sep 21, 2026
Global Defense: New Antibody Test Detects H5N1 Exposure Across Birds, Cattle, and Humans With a Single Assay
German researchers develop a luminescence-based ELISA that could close a critical gap in H5N1 surveillance across species
Sep 15, 2026
PhysOrg: First DDT, now the flu: Peregrine falcons in San Francisco Bay Area hit hard by H5N1 variant
A new study published in the Journal of Raptor Research, titled “Rapid Decline of Nesting Peregrine Falcons in the San Francisco Bay Region of California Synchronous with an Outbreak of H5N1 Highly Pathogenic Avian Influenza,” reports an alarming decrease in the number of occupied territories for a population of peregrine falcons (Falco peregrinus) that has maintained a long-standing presence in coastal California.
Sep 3, 2026
NYT: What We Know About Australia’s Bird Flu, Which Has Crossed Over to Mammals
Australia confirmed its first case of H5N1 in June in migratory seabirds. Since then, the virus has spread rapidly, straining government responses.
Aug 26, 2026
Reuters: Australia confirms first H5N1 bird flu case in local mammal
Australia on Sunday confirmed its first case of H5N1 bird flu in a mammal, with the deadly virus found in a long-nosed fur seal in South Australia state.
Aug 26, 2026
NYT: New Zealand Is Racing to Vaccinate Its Endangered Birds Against Avian Flu
Conservation experts are trying to slow the march of the viral disease in a country that is home to rare and endangered bird species.
Aug 6, 2026
CIDRAP: 4 new human H9N2 avian flu cases in China as Australia sees more H5N1 in wild birds
Hong Kong’s Centre for Health Protection (CHP) is reporting four new cases of H9N2 avian flu on mainland China.
Aug 6, 2026