The Arctic Ocean and Arctic sea ice have undergone a series of rapid changes.Oceanographic surveying has become one of the key missions of the Chinese National
Marine protected areas(MPAs) in the Southern Ocean are receiving more and more global attention. The Southern Ocean is one of the worlds last regions not yet seriously impacted by human activities, si
This article is part of our long-term study on the quantitative at-sea distribution of the marine“upper trophic levels”—seabirds and marine mammals—in polar