Stalked crinoid on the caldera seafloor at West Rota volcano. Crinoids are suspension feeders, using their crown, which is covered with sticky pinnules, to capture zooplankton. Image courtesy of the Pacific Ring of Fire 2004 Expedition (NOAA Office of Ocean Exploration, Dr Bob Embley).
This week: A scientist’s guide to the BBNJ Agreement, biological surveys to the North Pacific, and the first cup coral from polymetallic nodules!
CLICK FOR YOUR DEEP-SEA ROUND-UP – 27 November 2025
SUBSCRIBE to get the Deep-Sea Round-Up in your inbox every week!