University of Wisconsin–Madison

Year: 2023

Hasler Lab Open House This Friday, June 21!

Calling all lake lovers! (Or wetland enthusiasts, river runners, pond explorers, etc.) This Friday, June 21st, you’re invited to Hasler Lab’s Annual Open House. Each summer we pick a Friday afternoon to open the doors to our lab so that anyone in town can come learn about the world-class research going on right here in …

“Within the first few hours, I already looked at the lake differently.” Hasler Lab’s summer intern reflects on her first week.

by Anna Mueller – I have grown up in the Madison lakes – jumping into Mendota and Wingra every summer without a second thought, doing polar plunges late in the fall, fishing with my brother. And, this year, rowing competitively for the Badgers. When I enrolled for my first semester at UW Madison, I chose …

The Phantom Midge Returns: A Lake Mendota Mystery on Ice

Before ice season melts completely away on Madison’s lakes, we wanted to share some really cool photos that local ice angler, Jim Kusuda, took when he was fishing in 70 feet of water on Lake Mendota back in February. What, Kusuda, wanted to know, were all these “white worms” turning up in his fishing holes? …

Earlier Algae Blooms, Lingering Toxins: Invasive Species Cause Big Changes to a Lake’s Microbial Community

FOR IMMEDIATE RELEASE: A new study is highlighting the outsized impacts that invasive species can have – even on the tiniest residents in an ecosystem. Published this week in the Proceedings of the National Academy of Sciences, the report maps out how two invasive species affected the microbial community of one Wisconsin lake and led …

Tiny Trout? Study Finds Several Freshwater Species Bucking One Climate Change Trend

FOR IMMEDIATE RELEASE: (MADISON, WI) by Adam Hinterthuer When it comes to predictions of how climate change will impact fish populations, a new study has found that several species are ‘swimming upstream’. “One widely expected result of global warming is that animal body size is going to go down,” says Olaf Jensen, an associate professor …

Social Fish-Tancing? Study Finds Big Bump in Fishing License Sales During First Year of COVID

In the early months of the COVID-19 pandemic, there was quite a bit of buzz about what came to be called the “anthropause” or the idea that, as humans sheltered in place, Nature got to take a breather while wild animals enjoyed a break from things like traffic noise and crowded trails. But, says Ashley …

Fan Mail and A Few Thoughts About Science’s Role in Society

A few weeks ago, a letter arrived in our mailbox here at Hasler Lab from a reader of this blog. It was … not the most positive message. In fact, it stopped just short of “mean Tweet” territory. Here, in its entirety, is the letter:  It seems to me that your blog is no different …

Undergrads: Spend Your Summer Out on Lakes and In The Lab with Us!

Attention Undergrads! See that photo above? That’s how you could spend your evenings this summer after a day’s work on our beautiful lakes! That’s right, the Center for Limnology is currently hiring for our summer fieldwork season both in Madison at Hasler Lab and up north of Minocqua at Trout Lake Station. Spend your summer …

Recent News A Stark Reminder That No Ice Is 100% Safe

Last Saturday, with temperatures hovering in the mid-teens, an experienced ice-angler died when his ATV broke through the ice on Lake Waubesa. A few days prior, a woman walking her dog fell through the ice near the Spring Harbor Boat Launch but was saved thanks to the quick thinking of a nearby fisherman. It might …

Beyond The Bloom: Report Finds Some Surprising Fates in “Life Cycle” of Algal Toxins

Harmful algal blooms often seem to spring up out of nowhere, forcing public health officials scrambling to issue water quality advisories, while people headed out to recreate on a lake, river or reservoir are met with green water and beach closure signs. Then, just as quickly, a bloom can subside – leaving behind clear water …