Zebra mussel discovered in Iowa Great Lakes
Published 09/23/2012, Worthington Daily Globe
Invasive species has potential to cause ecological devastation
SPIRIT LAKE, Iowa — Since this spring, sampling plates have been dangling from the bottom of navigation buoys throughout the Iowa Great Lakes so Department of Natural Resources staff can monitor for the appearance of zebra mussels, an invasive species that has plagued bodies of water not just in Iowa and Minnesota, but throughout at least 29 states across the U.S.
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