University of Maine graduate student Gabrielle “Gabby” Hillyer is leading research on Medomak River in Waldoboro, Maine that aims to better understand the dynamics of the estuary’s ability to flush out harmful bacteria. After storms with more than an inch of rain, the bacteria can cause the closure of clam flats for a mandatory nine-day read more Gabrielle ‘Gabby’ Hillyer: drifting with the tides