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Great Lakes Dead Zone

October 14th, 2010 by Alison Wheatley in Wildlife
Soon after scientists found that zooplankton in Lake Michigan were forming a seasonal bloom that gave small fish plenty to eat, the bloom started to be replaced with a dead zone devoid of oxygen. The culprit turned out to be the quagga mussel, an invasive species which is consuming five to seven times as much phytoplan...


July 6th, 2010 by Alison Wheatley in Wildlife
Scientists are using some creative ways to get rid of invasive species that threaten other animals, plants, and even entire ecosystems, reports Scien...