University of Wisconsin–Madison

Tag: isotopic analysis

Limnology in the Lab: Guppies Eating Swordfish, Bluegill Eating Shrimp

Down in the basement of the Water Sciences and Engineering Lab, right next door to us here at the Center for Limnology,  sits an aquatic ecosystem with one crazy food web. In the experimental habitat, four different species of fishes – zebrafish, guppies, bluegill and fathead minnows – are feasting on a scientifically measured diet …