University of Pennsylvania, Department of Earth and Environmental Science 240 South 33rd Street, Philadelphia, PA 19104 United States
University of Pennsylvania, Department of Earth and Environmental Science 240 South 33rd Street, Philadelphia, PA 19104 United States
East Carolina University, Department of Geology Room 101, Graham Building, Greenville, NC 27858 United States
East Carolina University, Department of Geology Room 101, Graham Building, Greenville, NC 27858 United States
NOAA, National Ocean Service Office of Coast Survey, Silver Springs, MD 20910 United States
University of Durham, Depatment of Geography South Road, Durham, DH1 3LE United Kingdom ; Trinity College Dublin, Department of Geology, Dublin, 2 Ireland