Category: Uncategorized

Forensic Fishing: Using eDNA to Track Fish Populations

by Sydney Widell – At the start of every fishing season, the Wisconsin Department of Natural Resources embarks on the arduous task of setting catch limits on the state’s popular game fish like walleye. In order to estimate how many fish anglers may safely remove from a lake while still keeping the population healthy, the …

The Mystery of the “Fairy Rings” on Howe Lake

by Sydney Widell — Howe Lake is hard to get to. It lies at the end of a narrow, rutted-out dirt road, ten miles from the nearest town. And it’s not just physical distance that makes it so challenging to visit. Howe Lake sits in the Huron Mountain Club, a gated retreat and old growth …

Guest Post: Aquatic Invasive Species Threaten Shipwreck Preservation in the Great Lakes

By Ryan Smazal, Wisconsin Historical Society; and Sara Fox, University of Wisconsin-Extension As many might know, the Great Lakes house about a fifth of the freshwater supply for the entire world. A less commonly known fact is that the Great Lakes contain more than 700 shipwrecks. Among those shipwrecks live over 3,500 plant and animal …

Florida’s Red Tide Shows Algae Blooms Aren’t Just a Wisconsin Problem

While we were knee-deep in stories about algae problems in Wisconsin’s lakes this summer, a serious outbreak of blooms has been unfolding in Florida where a massive “red tide” is swirling in the waters off both its Atlantic and Gulf coasts. Here in Wisconsin, our potentially toxic bluegreen blooms are caused by cyanobacteria like Microcystis aeruginosa, anabeana and …

Out of the Woods, Into the Trees: Trout Lake Research on the Streets of Fond du Lac

This is Part 3 of a 3-Part series on an ambitious summer research project exploring how trees manage their water supplies and respond to drought. You can read Part 1 here and Part 2 here. by Sydney Widell – When Brian Schlaff and I park our car on Birch Tree Lane, a quiet road that …

Pre-Dawn Fieldwork, Pancakes and Pixels: Study Aims to See the Forests and the Trees

This is Part 2 of a 3-Part series on an ambitious summer research project exploring how trees manage their water supplies and respond to drought. Part 1 is here and Part 3 is coming soon! by Sydney Widell – “The thought of this breakfast is what’s kept me going,” said Brian Schlaff, when we arrive …

Shotgun Sampling: Researchers Bag Leaves to Better Understand Trees’ Response to Drought

by Sydney Widell – Kevin Gauthier glances behind him and to both sides before he loads his shotgun and raises it carefully to his shoulder. His gaze follows the steel line of the barrel up into the treetops. Exhaling, he squeezes back gently on the trigger. After the sound of the explosion fades, the forest …

Guest Post: Building a Better Water Quality Measurement Platform

by Meghan Chua With a background in engineering and environmental science, alumnus Paul Schramm had the perfect mix of skills to work on a water quality measurement project that brought new possibilities into the field of limnology. Schramm first started working on a prototype of Fast Limnology Automated Measurement (FLAMe) platform in 2014 as an …

How an Aquatic Invasion Transformed a Community’s Relationship with a Lake – and Each Other

by Sydney Widell As Dan Benson was enjoying the view of Upper Buckatabon Lake from his dock one morning, he noticed something in the water he’d never seen in the 20 years he’s lived on the water. The morning was calm and the lake was glassy. But some 250 feet off shore, a stretch of …

Trout Lake Station’s 8th Annual Open House – August 3rd

BOULDER JUNCTION, WI – On Friday, August 3rd, the UW–Madison Center for Limnology will host its 8th annual Open House at Trout Lake Station, our research facility in Wisconsin’s beautiful Northwoods. Join us from 1 to 5 pm for a chance to get a first-hand look at what research is going on at the station this summer, …