Franz Josef Land and snow bunting. Some ivory gulls, little auks and Brünnich's guillemots opt to spend the winter on the islands. The polar bear population of Franz Josef Land lies within the Barents Sea subpopulation, which also includes polar bears inhabiting Svalbard and the western coast of Novaya Zemlya. In 2004, the Barents Sea subpopulation was estimated at 2,650. There is also a population of Arctic fox, which typically have their territories near seabird habitats. Being declared as a marine mammal sanctuary, the island has rich biodiversity of rare marine mammals. Three species of seals habit the archipelago. Harp seal is the
Belaya Zemlya Belaya Zemlya Belaya Zemlya (, literally "White Land") is a group of three cold, glaciated islands. It is a geographical subgroup of Franz Josef Land, Russian Federation. This area was named Hvidtenland (Norwegian: "White Land") by Fridtjof Nansen, who reached this desolate place on August 5, 1895 during his polar expedition. In his map he drew four islands. Since the limit of permanent ice crosses Belaya Zemlya, it is often difficult to distinguish between land and sea. However, as the cartography of the Franz Josef Archipelago became more accurate, it became apparent that it was a group of three islands.