Effects of Freshwater Biofilm Biomass, Biodiversity, and Water Parameters on Microplastic Distribution in the Potomac River

Joseph Barnes1, Jesse Meiller1, Barbara Balestra2, Karen L. Knee1 and John Adam Frederick3, (1)American University, Washington, DC, United States, (2)American University, Environmental Science Department, Washington, United States, (3)Maryland Sea Grant, Baltimore, United States