lakes

Warm water and other factors can put stress on fish

Spring is almost here, but Wisconsin can't rule out the occasional snowstorm over the next few weeks, potentially resulting in more ice-melting products being used

Slick ice has covered roads and sidewalks across much of the Northwoods in recent days. This also means more salt is being used to melt that ice.That salt has been making its way into lakes in southern Wisconsin for decades. The City of Madison says the chloride levels in Lake Mendota have been increasing by about one milligram per liter a year since 1962.While chloride level data is lacking on many Northwoods lakes, data collected from one local lake makes it clear that water bodies here are not immune.

Slick ice has covered roads and sidewalks across much of the Northwoods in recent days. This also means more salt is being used to melt that ice.That salt has been making its way into lakes in southern Wisconsin for decades. The City of Madison says the chloride levels in Lake Mendota have been increasing by about one milligram per liter a year since 1962.While chloride level data is lacking on many Northwoods lakes, data collected from one local lake makes it clear that water bodies here are not immune.

Road salt runoff can wind up in rivers and lakes, not just in Wisconsin but nationwide

Those in northern areas like Wisconsin, Michigan and Minnesota are preparing for another winter as a new global study raises questions about how colder climates might see fewer days of ice cover on lakes.

Residents on the Buckatabon lakes have been fighting Eurasian watermilfoil for years. But the invasive species keeps spreading and the cost to control it keeps rising. Now, the lake association wants to involve more people in combatting the plant by establishing a lake protection and rehabilitation district.

Late summer is a common time for blue green algae blooms to appear, but as the climate changes, these blooms are becoming more common, even on lakes scientists wouldn’t have predicted.

Swimmer’s itch is a common and painful rash that comes from parasites in the water you’re swimming in.

The population of Canada geese in Wisconsin has steadily increased over the past 50 years. The birds have become such a nuisance that residents on one St. Germain lake are launching an effort to reduce the goose population.