Mary Grossmann Mary Grossmann looks at a jar of plankton she collected on a recent cruise. Mary Grossmann looks at a jar of plankton she collected on a recent cruise. Date: 07 January 2015 Copyright OIST (Okinawa Institute of Science and Technology Graduate University, 沖縄科学技術大学院大学). Creative Commons Attribution 4.0 International License (CC BY 4.0). Download full-resolution image Tags Research Share on: