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 20, 2015) – A time-honored Read More …

This CFL Secchi Pint Glass is What You Want for Christmas

We don’t know about you, but these last few days before Christmas are the prime time to scramble for last-second gifts. So, really, let us just say “You’re Welcome” for lifting that stress off your shoulders with what we’re about Read More …

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 invasive spiny water flea, that Read More …

CFL’s Crowd-Sourced Secchi Slideshow: Happy Earth Day!

We asked, and you answered! It’s Earth Day and we’re continuing our shout out to the inventor of limnology’s most ubiquitous instrument. (Full captions to photos are posted below) Click on images above for slideshow. Fuller captions describing images are Read More …