Correlated dissolved organic nitrogen and dissolved iron concentrations on the West Florida Shelf: signatures of submarine groundwater discharge and Trichodesmium thiebautii

Dreux Chappell1, Kristen N Buck2, Corday Selden3, Salvatore Caprara4, Brent A Summers5, Travis Mellett4, Kristina Confesor6, Kimberly Powell7, Laura Donahue8, Rene M. Boiteau9, Tim M Conway10, Matthew A Charette11, Joseph Tamborski11, Amy M McKenna12 and Angela N Knapp13, (1)Old Dominion University, Ocean, Earth and Atmospheric Sciences, Norfolk, VA, United States, (2)University of South Florida, College of Marine Science, Saint Petersburg, United States, (3)Cuernavaca, Mexico, (4)University of South Florida, College of Marine Science, St Petersburg, FL, United States, (5)University of South Florida, College of Marine Science, St Petersburg, United States, (6)Heidelberg University, Tiffin, OH, United States, (7)Old Dominion University, Ocean, Earth & Atmospheric Sciences, Norfolk, VA, United States, (8)Haverford College, Haverford, United States, (9)Pacific Northwest National Laboratory, Richland, WA, United States, (10)University of South Florida, College of Marine Science and School of Geosciences, St. Petersburg, FL, United States, (11)Woods Hole Oceanographic Institution, Marine Chemistry & Geochemistry, Woods Hole, MA, United States, (12)National High Magnetic Field Laboratory, FT-ICR MS Facility, Tallahassee, FL, United States, (13)Florida State University, Tallahassee, FL, United States