University of Wisconsin–Madison

Tag: Zebra mussel

Study: Stories of Invasive Species Often Begin with Undetected “Sleeper Populations”

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 new arrivals aren’t nearly as impatient as this narrative implies. In fact, it is not uncommon for “sleeper populations” of …

Zebra Mussel Invasion in Full Swing in Lake Mendota

Somewhere along the way, someone lost a pair of Oakley sunglasses. Maybe they were blown off on a full-throttle boat ride. Or slipped from a shirt pocket while wrestling a fish on board. Whatever the cause, the sleek, black glasses with the reflective lenses sank eight meters (about 24 feet) and settled on top of …