The octopus Pareledone turqueti is only about 15 centimetres in size, not including the arms, and is found throughout the Southern Ocean. It lives at depths of up to 1,000 meters and feeds on amphipods, bristle worms and other small invertebrates. (Photo: AWI/MARUM;...
Large glacial fronts of ice sheets once also covered large parts of the Arctic Ocean and exerted pressure on the seafloor in the shelf region. Nowadays, the ice barriers are all in retreat, also on Svalbard (pictured: Austfonna). Picture: Michael Wenger The melting of...