What’s bloomin’ these days in Lake Mendota?

By Jackie Lemaire– Last week we had our first big, noticeable, bloom of Lake Mendota of the season. Every year, as expected, we see a similar succession of greenness overtake the lake. However, it can be hard to predict the exact timing and the exact culprits. At the Center for Limnology, researchers in Trina (Katherine) …

Read the full article at: https://blog.limnology.wisc.edu/2026/06/18/whats-bloomin-these-days-in-lake-mendota/