Rupert Minnett¹, Nicholas Jarboe², Anthony Koppers¹, Lisa Tauxe³, Catherine Constable⁴ and Lori Jonestrask², (1)Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, (2)University of California San Diego, Scripps Institution of Oceanography, La Jolla, CA, United States, (3)Scripps Institution of Oceanography, University of California San Diego, La Jolla, CA, United States, (4)UCSD, La Jolla, CA, United States