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Scientists recently published a new summary of long-term trends in Mysis populations across the Great Lakes. Mysis diluviana, a small crustacean also known as the opposum shrimp, is an important component of the offshore Great Lakes food web.
Scientists will analyze Lake Superior sediment collected in Sept. 2021 to track spatial and temporal distributions of contaminants in sediment in the lake.
Study shows that despite low methylmercury concentrations, the susceptibility for methylmercury to enter the Great Lakes food web via phytoplankton is higher than expected.
From Sept. 3-17, scientists aboard the EPA Research Vessel Lake Guardian will conduct the 2021 EPA Great Lakes Summer Water Quality Monitoring Program and Biology Monitoring Program surveys on Lake Michigan, Lake Huron and Lake Superior.