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Lake Superior has another invasive species, but no signs in Michigan inland waters

The invasive bloody red shrimp, which was first detected in the lower Great Lakes in 2006, has now established a population in Lake Superior. (Photo courtesy of National Oceanic and Atmospheric Administration)

Scientists now have evidence that yet another aquatic invasive species (AIS) – the bloody red shrimp – is established in all five Great Lakes.
Using traps and nets, researchers last summer collected dozens of adult and juvenile specimens, including pregnant females in Lake Superior, according to a new study.

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