In many Arctic regions, sea ice retreats northwards. This often moves the ice edge zone from relatively shallow waters on the continental shelf to several kilometre deep waters in the central Arctic Ocean. Implications of this displacement for organisms living at the ice edge are largely unknown. Scientists from the Institute of Marine Research have studied harp seals, which’s icy habitat has retreated from shallower to deeper waters north of Svalbard over the last 30 years.
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