Leopard seals (Hydrurga leptonyx) are predators that feed on penguins, fish, squid and crustaceans in Antarctic waters. This predator is known to be solitary, i.e. hunts alone and many times…
The benthic ecosystems are a natural deposit site for a huge variety of potentially pollutant compounds such as heavy metals and plastic. In marine ecosystems, the vast majority of plastics…
Updated: 15 Aug. 2019 Increasing climatic variation is leading to changes in ecosystems in the Bering Sea. The persistence of marine heat waves, i.e. prolonged periods of elevated sea surface…
Antarctica is a continent located in the South Pole and has been surrounded by a circumpolar current for over 40 million years. This barrier keeps warmer waters and non native…
Mercury is a toxic element for animals and its increasing concentration in the world’s ocean as been acknowledged as a global issue. Though the Southern Ocean presents overall high mercury levels,…
Studying the molecular biology of organisms is essential for the development of conservation strategies regarding species and the ecosystem itself. However, only understanding how different organisms interact among each other…
“Take it all in all, I do not believe anybody on Earth has it worse than an Emperor penguin.”Apsley Cherry-Garrard, The Worst Journey in the World The first description of…
Some groups of oceanic animals, such as cephalopods, are highly skiing to scientific nets. Occurring in big areas such the Southern Ocean, the task of discover their habitat is a…
Updated: 6 mar. 2019 Knowledge on the biology, ecology and population dynamics of marine species is fundamental to understand ecosystem functioning. Southern Ocean food webs are extremely dynamic as a…
Climate change leads to poleward movements of marine species. The Arctic is more sensitive to these changes due to the twice as fast increasing in air temperatures compared to the…