by Colin Smith Year two of the Crystal Lake Mixing Project’s rainbow smelt (Osmerus mordax) eradication efforts have officially begun. The project is testing a new method of removing cold water invasive fish from a …
aquatic invasive species
Invasives Hitch Rides with Boaters, Not Birds
When it comes to moving in to Wisconsin lakes, aquatic invasive species have a preferred mode of transport – one that often involves an outboard motor. Scientists at the UW-Madison Center for Limnology and the …
Carving Ice and Catching Smelt: Winter Sampling on Crystal Lake
Last summer, scientists at the CFL launched an ambitious attempt to eradicate invasive rainbow smelt from Crystal Lake in northern Wisconsin. Last weekend, Zach Lawson and Page Mieritz went up north to sample for smelt …
Study Documents Round Goby’s Rapid Invasion of Wisconsin Streams
In 1990, a small stowaway was dumped from the ballast tank of an ocean-going freighter into the waters of the St. Clair River, joining more than 180 other non-native species in the Great Lakes. Two …
Crystal Lake: Are Invasive Smelt on Their Way Out?
Back in 2009, a team of engineers and scientists affiliated with the Center for Limnology had a crazy idea – they wanted to see if they could manipulate an entire lake to kill off an …
Smallmouth Bass: One Hazard of Fieldwork in Wisconsin Lakes
Center for Limnology grad student, Gretchen Hansen, took this video from a past summer’s field season up in Vilas County. While we’ll honor the tradition of fishermen not sharing their favorite spots, it’s safe to …