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Kola Bay (Russian:Кольский залив) orMurmansk Fjord is a 57-km-longfjord of theBarents Sea that cuts into the northern part of theKola Peninsula. It is up to 7 km wide and has a depth of 200 to 300 metres. TheTuloma,[1]: 1360 Rosta andKola Rivers discharge into the bay.
The eastern shore is craggy and precipitous, the western one is comparatively level. The ports ofMurmansk andSeveromorsk sit on the east side.Polyarny, the main base of Russia'sNorthern Fleet, is on the west side of the bay.[2]
Semidiurnal tides in the Murmansk Fjord are as high as 4 metres. In winter, the southern part of the bay may be covered in ice, though it is usually not thick enough to impede navigation, andMurmansk has traditionally been Russia's northernmost ice-free port.[1]: 1360 [3]: 6–7 TheKola Bay Bridge spans the Kola Bay near its southern end.
69°05′52″N33°23′48″E / 69.09778°N 33.39667°E /69.09778; 33.39667