almost year around
there is not much water in the tundra but it is usually frozen all year.
permafrost
The single Russian port of the arctic ocean that's not frozen over for part or the year is located in the port city of Murmansk.
Arctic Tundra.
While the majority of Russia's coastline is along the Arctic ocean, not all of it is frozen. Russia has some of its coastline is in the Pacific ocean as well.
The permanently frozen area where most Inuit lived is called the Arctic tundra. This environment has a layer of permanently frozen subsoil, known as permafrost, which influences the vegetation and wildlife that can thrive there.
(tundra) Arctic tundra
(tundra) Arctic tundra
Russia lies on the arctic ocean most of year ,this body of water is frozen and cannot be shipping
None of the oceans re completely frozen solid all winter. The Atlantic Ocean has a portion that is frozen all winter though.
Most polar bears spend time out on the frozen Arctic ice flows hunting seals. The Arctic a dessert.
"Frozen Wonders: The Enigmatic Beauty of the Arctic"