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 …
aquatic invasive species
“Fishes of Wisconsin” Redux: Rainbow Smelt
Sorry to dig up old bog posts twice in a row, but this little fish popped up on our “Fishes of Wisconsin” Challenge and, well, here we are again – at the end of a …
Notes from the Northwoods: Can Native Bugs Take Out Invasive Plants?
by AnnaKay Kruger Joe Bevington leans over the side of the boat and eyes the dense weeds in the water below us, watching green, long-feathered arms of Eurasian water milfoil move indolently with the current. …
Slideshow: Sparkling Lake Rebounds from Invasion
A recent study authored by our former postdoc and PhD student, Gretchen Hansen, reports that an intensive invasive-species trapping experiment had paid off for Sparkling Lake in northern Wisconsin. Not only did our researchers put …
Monitoring, Educating and Slowing the Spread of Invasives
Carol Warden, our aquatic invasive species specialist up at Trout Lake Station sent in this note about her work “up north” this summer. With summer well underway, aquatic invasive species (AIS) are once again a …
Limnology in Action: Numb Feet and a Bucket Full of Rusties
The weather keeps alternating between chilly and warm as Lindsey Sargent, a graduate student from the University of Notre Dame, steers our small boat out into Star Lake in northern Wisconsin’s Vilas County. We’re on …
Notes from the Northwoods – Week 1: Edible Invasives
by Aisha Liebenow Northern Wisconsin, or the ‘Northwoods’, is known as a beautiful summer vacation spot with thousands of clear, pristine lakes. Every year, tourists fill restaurants for fish fries, buy homemade salt water taffy …
Late Spring, but Early Start for Crystal Mixing Experiment
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 …
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 …