University of Wisconsin–Madison

Tag: invasive species

Golden Gophers Worried About Golden Shiners

Happy Fish Fry Day, everyone! Restaurants across Wisconsin are battering up bluegill, perch and walleye (and, yes, even cod) and featuring fish as the daily special and so are we. As we work our way across the epic and inspiring Fishes of Wisconsin poster, it’s time to reflect today on a species any self-respective angler …

Fish Fry Day: Western Mosquitofish and the Danger of Good Intentions

It’s Fish Fry Day and fish is on the menu! We’re working our way across the “Fishes of Wisconsin” poster finding morsels of info for every species of fishes found in Wisconsin. Today’s special: the Western Mosquitofish. Take a moment to look at the map below. The orange color shows the native range of the …

CFL Blog’s Best of 2016: Recalculating the Cost of Invasive Species

As the year winds to a close, we’re taking a look back at some of the the CFL’s most popular blog posts from 2016. Here’s one originally published on March 21st about our researchers calculating the cost of a tiny invasive species and finding a very big impact. MADISON – A new study shows we’ve …

Is Lake Mendota’s Newest Invasive Species Poised to Explode?

This is what an invasion looks like. Last fall, students in a UW-Madison undergraduate limnology lab found invasive zebra mussels living in Lake Mendota for the first time. Later that year, when we pulled the Hasler Lab pier out of the water for the winter, we only found two, maybe three, mussels per leg of …

Zebra Mussels Found In Lake Mendota

FOR IMMEDIATE RELEASE: (press contacts at bottom of story) MADISON — In the fall of 2009, a group of University of Wisconsin-Madison undergraduates made a startling discovery in the waters off the campus shoreline. Spiny water fleas, a type of invasive zooplankton believed to be suited only to cooler lakes in more northern climates, turned …

Fish Fry Day: Daphnia Update & Perch (H2O) Purifiers?

Lake Monona is crystal clear, while Mendota stays murky and, on Wednesday, we asked you to help us monitor Lake Mendota as we wait to see if the native zooplankton, daphnia pulicaria, can rally and clear up the situation after being decimated by a tiny invasive predator called the spiny water flea. Read that previous …

Field Samples: Trying to Predict Ecosystem Changes Before They Occur

 Field Samples is a weekly Q&A asking researchers what they’ve been up to and what they’ve learned. Today, post-doctoral researcher, Eric Larson, from Chicago’s Shedd Aquarium, talks about better managing our resources by trying to predict ecosystem changes before they occur. Who are you, where are you from, and how did you get here? I’m Eric Larson, a …

Team of Scientists Hopes to Reveal Fuller Picture on Invasive Species

Today wraps up National Invasive Species Awareness Week, which was marked primarily by a series of awareness-building events and seminars in Washington D.C. It also coincided with the return of CFL grad student, Alex Latzka, from a trip to Germany where he was working with a team of scientists on a new invasive species project.  by …

Invasive Spiny Water Flea Found in Trout Lake

New Invasive Species Confirmed in Trout Lake, Vilas County BOULDER JUNCTION, WI – The aquatic invasive species known as spiny water flea has been confirmed in Trout Lake in Vilas County. On September 22, 2014 a local fisherman noticed what he suspected were spiny water fleas attached to his gear. He collected specimens and contacted …

Fish Fry Day: Undergrad Relishes Her Summer Job Dissecting Perch

Limnology, unfortunately, can’t always be about the fieldwork. For every sunny day spent out on a boat in a lake, weeks and months pile up as our students and faculty retreat back to the lab and their computers to try to make sense of all the data they’ve collected. Even though she’s only an undergrad, …