A large darkly-coloured cerianthid anemone observed at Papahānaumokuākea at 1,243 m depth. This family is known for dwelling in tubes, although this specimen seems to lack a tube. Image courtesy of NOAA Ocean Exploration, 2025…

A large darkly-coloured cerianthid anemone observed at Papahānaumokuākea at 1,243 m depth. This family is known for dwelling in tubes, although this specimen seems to lack a tube. Image courtesy of NOAA Ocean Exploration, 2025…
A spectacular drone show over the Côte d’Azur, featuring a record-breaking 2025 drones, kicked off the Third United Nations Ocean Conference in Nice, 9-13 June 2025. Be sure to check online for video…
ROV Deep Discoverer inspects a large face of a solitary dike seen during the Papahānaumokuākea ROV and Mapping expedition. Towering nearly 15 meters high, the wall was also home to a diverse array of large…
This week: lots of deep-sea mining news including our new blog post on the 30th session of the ISA, plus a new issue of Deep-Sea Life! CLICK FOR YOUR DEEP-SEA ROUND-UP – 3 April…
This Mola mola, or ocean sunfish, was imaged offshore North Carolina during the Windows to the Deep 2018 expedition at a depth of 336 m. Image courtesy of NOAA Ocean Exploration. This week: deep-sea…
This vibrant red crinoid was imaged during the Discovering the Deep: Exploring Remote Pacific Marine Protected Areas expedition, while exploring at approximately 1,200 m depth on an unnamed seamount in the Tokelau Seamount Chain within the…
This sea cucumber, dubbed the “gummy squirrel” (Psychropotes longicauda), was seen at 5,100 m depth on abyssal sediments in the western Clarion-Clipperton Zone. This animal is approximately 60 cm long (including tail),…
This curious little animal is a sponge! It belongs to the order Poecilosclerida and, unlike the filter-feeding sponges that passively capture prey items such as larvae or small crustaceans from the water…