Is Lake Monona A Sign That Lake Mendota’s Clear Water Phase Is On Its Way?

Earlier this week, Center for Limnology director, Jake Vander Zanden, noted a startling difference in Madison’s two largest lakes, Mendota and Monona. The waters of Lake Monona, near where he lives, were crystal clear, while …

Blog Redux: Secchi Disk Celebrates 150 Years of Clarity

Tomorrow will mark the one hundred and fifty-second birthday of the Secchi disk. We dusted off this post from two years ago to tell you all about our favorite scientific instrument. Enjoy! (Originally published April …

Video: Up-Close Look at Lake Mendota Water Clarity

On June 4th, after a week of clear-water conditions in Lake Mendota, some of us here at Hasler Lab decided that our window for swimming in clear water was closing. So we decided to take …

Monitor Mendota: Water Clarity, Daphnia on the Rebound

Last week on this blog, we wondered if Lake Mendota’s clear water phase was a thing of the past. You see, last year, the algae-eating native zooplankton, daphnia pulicaria were so diminished by predation from the …