Otso is a Finnish state-owned icebreaker. Built by Wärtsilä Helsinki shipyard in 1986 to replace the aging Karhu-class icebreakers, she was the first Finnish post-war icebreaker to be built without bo
Otso returning from sea trials to the icebreaker base at Katajanokka, Helsinki, on 18 January 2012.
Otso in unbroken level ice outside Raahe in February 2011.
Otso escorting a merchant ship in the Gulf of Bothnia in March 2011. Close towing, in which the escorted ship is pulled to the towing notch of the icebreaker, is commonly used for smaller vessels.
Arctia Oy is Finnish state-owned company responsible for operating a Finnish icebreaker fleet. The company was established as Arctia Shipping Oy in 2010 when Finnish icebreaking services were incorpor
Voima (built 1954; refit 1978–1979)