Gulf of Maine Phytoplankton During summer 2014, scientists at sea with NASA's SABOR campaign captured images of tiny ocean particles, including the phytoplankton pictured here that researchers encountered in the Gulf of Maine. NASA's Ship-Aircraft Bio-Optical Research (SABOR) experiment is a coordinated ship and aircraft observation campaign off the Atlantic coast of the United States, an effort to advance space-based capabilities for monitoring microscopic plants that form the base of the marine food chain. Read more: 1.usa.gov/WWRVzj Credit: NASA/SABOR/Nicole Poulton, Bigelow Laboratory for Ocean Sciences . (Photo by NASA/Sipa USA)