This research used samples and/or data provided by the Ocean Drilling Program (ODP). ODP is sponsored by the U.S. National Science Foundation (NSF) and participating countries under management of Joint Oceanographic Institutions (JOI), Inc. This work was supported by ODP postcruise grant #5-50586, the Department of Earth Sciences and the Center for Marine Science at the University of North Carolina, Wilmington (UNCW), and is Contribution 261 from the Center for Marine Science at UNCW.
We wish to thank Lewis Abrams, Annachiara Bartolini, and Francesca Lozar for providing samples. We thank Fumio Akiba and John Barron for help with species identifications. We thank Lloyd Burckle for helpful insight into long distance transport of diatoms and for reviewing the manuscript.