1. a Coastal Studies Institute Earth Scan Laboratory , Louisiana State University , Howe/Russell Geoscience Complex , Baton Rouge, LA 70803, USA
2. b Department of Geography and Anthropology , Louisiana State University , Howe/Russell Geoscience Complex , Baton Rouge, LA 70803, USA
3. c Department of Oceanography and Coastal Sciences , Howe/Russell Geoscience Complex , Baton Rouge, LA 70803, USA
4. d United States Department of Interior , United States Geological Survey , Baton Rouge, LA 70894, USA