Conference Menu Poster Session Poster Competition Winners High School Winner1. Improving the Effectivity of Nitrate Removal in Biosand Filters Using N. oculataSofie Rueter (student), Bangor High School Honorable Mention2. Continuous High Salinity Killing Marsh GrassPhoebe Shank (student), Machias Memorial High School Undergraduate Winner13. Pigment Analysis Reveals that Picoeukaryotes Dominate Picoplankton Community in Harpswell Sound, Maine,