Big River Keeps on Rollin’ – Study Finds Little Nitrate Retention in the Upper Mississippi

A new study says that, despite dozens of locks and dams and backwater habitats that slow it’s flow, the Upper Mississippi River isn’t good at retaining the nitrates that run into its waters from intensively …

Lake Is a Rainbow: Weird, Warm Fall Makes “Three-Layer Lake Cake”

by Luke Loken Autumn is typically associated with fall colors, pumpkin spice lattes, and cool temperatures. However this year, much of the Midwest has been stuck in summer-like conditions. And these record temperatures come with …

Video: Crushing Snail Shells…for Science

Some Center for Limnology grad students recently returned from Georgia’s Sapelo Island. It’s part of the UW-Madison class, “Zoology 750: Problems in Oceanography.” All students have to create individual experiments for the trip. But only …

Freshwater Estuaries: Exploring an Unusual Ecosystem

The Saint Louis River Estuary is a rare type of freshwater ecosystem that receives significant amounts of water from both the incoming rivers and Lake Superior. While estuaries are common along coastlines where rivers empty …