When an invasive species overruns an ecosystem, it is often assumed that the organism recently arrived at its new home and rapidly took over. But a report published in the journal, BioScience, says that many …
Invasive Species
Too Hot? Too Cold? Just Right? Lakes Sharing the Same Climate Can Be Worlds Apart for Invasive Species
In the Upper Midwest, the water temperature in a lake may be as different from the lake next door as one at the opposite end of the state. While this may save Midwesterners a long …
Can Manipulating “Mini Worlds” Give Native Fish a Boost?
by Cassie Gauthier – Each individual lake is like its own “mini world.” They all are unique in their shape, size, water depth, water temperature, and plant and animal composition. Often, the current conditions of …
In Fight Against Invasive Species, Can the Cure Be Worse Than the Disease?
by Mary Magnuson, University Communications Invasive Eurasian water milfoil is flourishing in Wisconsin’s lakes, sometimes outcompeting native plants and creating floating mats that cause problems for people, boats and property values. But new research shows …
CFL Grad Student finds spiny water flea in northern wisconsin’s plum lake
by Cathy Higley – On July 24, 2019 graduate student Ben Martin pulled up a plankton sample from the deepest part Plum Lake that contained 2 live spiny water fleas – the new invasive species …
Aquatic Invasive Species “Smart Prevention” Tool Back Online, Updated with New Species
In a state with 15,000 lakes and 84,000 miles of rivers and streams, it can be difficult to know where to focus efforts to protect freshwater ecosystems. That’s especially the case with aquatic invasive species …
Guest Post: Pet Fish or Alien Invader?
If you aren’t following our friends at The Fisheries Blog, you should be. They post all kinds of fascinating science on the fishes of the world – like this recent post from our former post …
Forget “Needle in a Haystack.” Try Finding an Invasive Species in a Lake
When the tiny and invasive spiny water flea began appearing in University of Wisconsin–Madison researchers’ nets in 2009, scientists began to wonder how Lake Mendota, one of the most-studied lakes in the world, went from …
Undergraduates Dive in to Mats of Milfoil and the Mechanics of Invasion
Dense beds of Eurasian watermilfoil carpet the surface of Hancock Lake, a few miles east of Tomahawk, W.I., where undergraduate researchers Linden Taylor and Brigid Doyle have come to take samples of the invasive aquatic …
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 …