Taking steps to put the St. Louis River on a mercury diet.
Getting to know Wolves
Recent research reveals more about the lives of wolves on the Fond du Lac Chippewa Reservation and in Voyageurs National Park.
Interest grows in native “rough fish”
Recent research on some of Minnesota’s native fishes pinpoints astonishing longevity and an important role in ecosystems.
Bat Gadgetry: High-Tech Solutions to a Deadly Problem
A deadly fungus is threatening bats across the continent and it’s pushed several species towards extinction. But some scientists are hopeful they’ve found a solution: a “bug buffet.”
Ecosystems changing rapidly in many remote northern lakes
Recent studies show how protected waters of Midwest National Parks are affected by global forces.
Living with Aquatic Invaders
Scientists have learned a lot about aquatic invasive species, and experts now say the appearance of an exotic species in a body of water doesn’t necessarily mean the end of life as we know it.
Quirky plants on Lake Superior’s rugged shore
The Crows of Ann Arbor
A sight to behold
Where does that mercury come from?
“We’ll use these stable isotope fingerprints of mercury to look at what source is being methylated and getting into the fish,” says USGS’s Sarah Janssen.
Microplastics proliferate in Lake Superior
Researchers are learning about the microplastics in Lake Superior.