In search of a microbial indicator for “groundwater under the direct influence of surface water” (GWUDI): Results from studies of flow-through groundwater lakes (kettle ponds) in Cape Cod, Massachusetts


Ronald W Harvey1, Jennifer C Underwood2, Paul A Bliznik1, Denis R LeBlanc3, Robert Q Hull4, Timothy D McCobb5 and John Karl Bohlke6, (1)USGS, Water Mission Area, Boulder, CO, United States, (2)USGS, Water Mission Area, Boulder, United States, (3)USGS, New England Water Science Center, Northborough, United States, (4)USGS New England Water Science Center - Massachusetts Office, Northborough, MA, United States, (5)USGS New England Water Science Center, Massachusetts Office, Northborough, United States, (6)USGS, 431 National Center, Reston, VA, United States