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 …
spiny water flea
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 …
Towing for Tiny invasives
Our summer science communication intern is back at it again. This week, Bethany Prochnow headed out into the field with a team of researchers looking for a tiny invasive crustacean…
Watch: Unbelievable Swarm of Spiny Water Fleas Invade Hasler Lab
Last Friday, my phone started “blowing up” with text messages about some sort of invasion at Hasler Lab and where, exactly, our new Go Pro camera could be found. Perhaps because I’ve recently binged-watched both …
What Lies Beneath: Sudden Invasion of a Wisconsin Lake Wasn’t So Sudden After All
In the fall of 2009, a tiny aquatic creature known as the spiny water flea showed up in a lake where it had never before been seen. At first, students in the UW-Madison undergraduate limnology …
Fish Fry Day: Daphnia Update & Perch (H2O) Purifiers?
Lake Monona is crystal clear, while Mendota stays murky and, on Wednesday, we asked you to help us monitor Lake Mendota as we wait to see if the native zooplankton, daphnia pulicaria, can rally and …
It’s Spring 2016! Help Us Monitor Mendota’s Clear-Water Phase
Last year at this time, we asked you to help us monitor Lake Mendota, as we worried that we’d missed its “clear-water” window. We’re happy to report that, in 2016, we’re nearing a 6 meter …
Researchers Get to the Bottom (& Beyond) of Lake Mendota Invasive Species
It looks like ice-off is only a couple days away on Madison’s lakes. Before we hit the completely open water season, though, here’s a look back at some semi-frozen fieldwork from early March. Graduate student, Jake …
Field Samples: Spiny Water Fleas, Lake Mendota, and Green Water
Field Samples is a weekly Q&A asking researchers what they’ve been up to and what they’ve learned. Today, CFL grad student, Jake Walsh, talks Lake Mendota and the invasive spiny water flea. Who are you, where …
Invasive Spiny Water Flea Found in Trout Lake
New Invasive Species Confirmed in Trout Lake, Vilas County BOULDER JUNCTION, WI – The aquatic invasive species known as spiny water flea has been confirmed in Trout Lake in Vilas County. On September 22, 2014 …