What Lies Beneath: Sudden Invasion of a Wisconsin Lake Wasn’t So Sudden After All
In the fall of 2009, a tiny aquatic creature known as the spiny water flea showed up in a lake where it had never before been seen. At first, students in the UW–Madison undergraduate limnology class didn’t know what they were pulling up from Lake Mendota in their plankton nets. But professor Jake Vander Zanden …