Caitlin Livsey, Trinity University, San Antonio, United States, Catherine Davis, North Carolina State University, Raleigh, United States, Jennifer S Fehrenbacher, Oregon State University, College of Earth, Ocean, and Atmospheric Sciences, Corvallis, OR, United States, Claudia R Benitez-Nelson, University of South Carolina, School of the Earth, Ocean and Environment, Columbia, United States and Tessa M Hill, University California Davis, Earth and Planetary Sciences and Bodega Marine Laboratory, Davis, CA, United States