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An Eraser Sized Creature Causes Giant Concerns for Great Lakes

WKAR Public Media | By Ben Thorp
Published August 26, 2017 at 3:07 PM EDT
USGS
Bloody Red Shrimp

The bloody red shrimp came to the Great Lakes around 2006 in the ballast water of cargo ships. Now, scientists are running tests to determine whether the shrimp -- no bigger than a pencil eraser -- is harmful to the Great Lakes and should be labeled an invasive species.
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