A picture taken on May 6, 2016 shows Russia's nuclear-powered cargo ship Sevmorput. (RUSSIA'S STATE NUCLEAR AGENCY ROSATOM / ATOMFLOT / AFP)

MOSCOW - A fire that had erupted on Russia's nuclear-powered container ship Sevmorput was put out on Sunday, authorities said.

No one was injured in the incident, which occurred in one of the cabins of the vessel and affected an area of some 30 square meters, the emergency department of Murmansk region said in a statement.

There was no threat to the nuclear plant of the container ship, it said.

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Sevmorput is the world's only icebreaking transport ship with a nuclear power plant. It can navigate through ice fields up to one meter thick at a speed of about two knots.