During the 2021 ‘Discovering Deep-Sea Corals of the Phoenix Islands 2 expedition’, scientists made two rare sightings of a glass octopus – a nearly transparent species whose only visible features are its optic nerve, eyeballs and digestive tract. Image courtesy of ROV SuBastian / Schmidt Ocean Institute.
This week: The deep sea in the Anthropocene, goblin shark sightings, deep mixing, seascape ecology & exploring a hadal black hole
CLICK FOR YOUR DEEP-SEA ROUND-UP – 29 January 2026
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