![A scuba diver taking a sample from the bottom of a lake](/sites/default/files/styles/body_article/public/2023-02/Mussel%20Watch%20Diver%20at%20work.jpg?itok=sqcbY9Mv)
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.