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NOAA divers assess contamination in the Great Lakes

A scuba diver taking a sample from the bottom of a lake

In 2022, NOAA divers with the NOAA National Centers for Coastal Ocean Science's (NCCOS) Mussel Watch Program supported a seven-week sampling mission to determine the amount of contamination in the Great Lakes and its potential to damage ecosystem health. Learn more about the project in this NCCOS story.