Lake Erie Seasonal Harmful Algal Bloom Assessment for 2025

March 20, 2026

How severe were harmful algal blooms in Lake Erie last year? What was the severity index and what may have caused it to be high or low?

Sara Guiher from Ohio Sea Grant helps answer these questions and more!  Episode 17 of the Flowing Forward Podcast, produced by the OSU Extension Water Quality Team, recaps this information from this past year.

To learn more and to listen to this episode click here; https://podcast.osu.edu/flowing-forward/2026/02/21/episode-17-2/

To view the actual NOAA harmful agal bloom assessment click here; https://coastalscience.noaa.gov/news/2025-lake-erie-harmful-algal-bloom-seasonal-assessment/

 

Jocelyn Ruble, Water Quality Extension Associate

Heather Torlina, Water Quality Extension Associate

March 2026