Russian Navy Northern Fleet patch.

The Northern Fleet (Russian: Северный флот, Severnyy flot) is the fleet of the Russian Navy in the Arctic.
The Northern Flotilla received new ships, airfields, coastal and air defense artillery, and was designated the Northern Fleet on May 11, 1937. 
After being awarded the Order of the Red Banner in 1965, it was officially known as the Red Banner Northern Fleet.
The Red Banner Northern Fleet is a unit of the Russian Navy responsible for the defense of northwestern Russia.
The fleet has access to the Arctic and Atlantic Oceans from bases on the Barents and Norwegian Seas.
The fleet headquarters and administrative center are located at the main base at Severomorsk with secondary bases elsewhere in the Kola Bay.
The fleet was established as part of the Soviet Navy in 1937.