Icebreaker
In May 2007, sea trials were completed for the nuclear-powered Russian icebreaker NS . The vessel was put into service by Murmansk Shipping Company, which manages all eight Russian state-owned nuclear icebreakers. The keel was originally laid in 1989 by Baltic Works of Leningrad, and the ship was launched in 1993 as NS "Ural". This icebreaker was intended to be the sixth and last of the "Arktika" class, and currently is the world's largest icebreaker.
Ymer (1976 icebreaker)
Ymer is the fifth and last icebreaker in the . She was launched in late 1976, and on 25 October 1977 she was delivered to the Swedish Navy and departed the Wärtsilä Helsinki Shipyard bound for Stockholm, where she arrived on 3 November.