That was the highest loss ever recorded in the industry, said Dr. Britteny Kyle, who gave two honey bee sessions at the AVMA Convention 2025 in July in Washington, D.C.

April 7, 2025 - We just wrapped the most deadly winter on record for commercial honey bees in the U.S. They not only make honey, they also pollinate more than a hundred U.S. crops here for a total of $18 billion in agricultural revenue. KVPR's Kerry Klein reports from central California, where the bee industry is scrambling to recover from these sudden, massive losses.

March 20, 2025 - In January 2025, commercial beekeepers discovered sudden mass honey bee colony losses (60-100%).

March 25, 2025 - The latest, record leap in honeybee losses is now being investigated by staff at the US Department of Agriculture, which is analyzing bees, wax and pollen to determine if parasites and viruses are to blame for the deaths.

July 8, 2025 - Norman Carreck, a senior technician at the University of Sussex, who was not involved in the research, says: “Sadly, it was inevitable that major honeybee colony losses would again occur in the US at some point.

May 14, 2025 - The sudden and unexplained deaths of honey bees in the past year have sparked a national investigation to determine what killed untold numbers of these pollinators.

April 19, 2026 - beekeepers reported unprecedented honey bee colony losses, with up to 60% of managed hives—1.6 million colonies—lost between June 2024 and March 2025, costing over $600 million in economic damages.

January 7, 2026 - Reports of extreme colony mortality began in January, just before the almond bloom which requires the pollination services of an estimated 1.5 million colonies (Fenton, et al., 2025).

August 19, 2025 - Beekeepers became aware of the die-off in January as they prepared to transport hives to California for almond pollination. Project Apis m. says this event echoes the 2007-08 outbreak of colony collapse disorder (CCD), when as much as 70% of ...

March 20, 2025 - Research associate Wayne Anderson loads bee samples into a liquid chromatography mass spectrometer for analysis in the lab of Scott McArt in Comstock Hall. ... Cornell bee experts are analyzing samples of bees and related material to help identify the cause of unprecedented managed honeybee losses this winter.

April 9, 2025 - Honeybees are dying at an alarming rate in 2025. NEPM spoke with local beekeepers about the impacts their feeling, and what they're doing to keep their bees safe.

August 3, 2026 - In January 2025, commercial beekeepers in the US started reporting mass honeybee die-offs. A month later ARS researchers collected bee and colony samples from California and other Western US states prior to almond pollination to analyze parasites ...

May 8, 2025 - Newly analyzed data confirm the staggering honey bee colony losses detailed last month of 1.6 million colonies lost with commercial beekeepers sustaining an average loss of 62% between June 2024 and March 2025.

February 23, 2025 - The extent of the bee deaths is still being tallied, but one estimate suggests more than a million colonies have died. “No one is aware of the massive nature of this year’s die off,” said Steve Ellis, a Minnesota beekeeper.

June 2, 2025 - ARS Home » News & Events » News Articles » Research News » 2025 » USDA Researchers Find Viruses from Miticide Resistant Parasitic Mites are Cause of Recent Honey Bee Colony Collapses

February 7, 2025 - In January 2025, beekeepers again discovered sudden losses. In response, surveys were shared to determine the extent of the problem and samples were collected.

October 21, 2025 - The beekeeping industry is in crisis ... the U.S. experienced the worst die-off yet, with 62 percent of commercial honeybee colonies collapsing between June 2024 and January 2025....

August 14, 2025 - New findings from the U.S. Department of Agriculture (USDA) show that 1.7 million bee colonies died between the summer of 2024 and the spring of 2025—a loss of more than 60 percent of U.S. commercial beekeeping colonies.