MS KORSÖ (OFUA, LR/IMO) Valmistunut/completed: 1942.10.5, Canada, Ontario, Kingston, Kingston Shipbuilding Co Ltd. Shipyard no. 21.
650 dwt, 485.94 GRT, 425 HP, 49.82 x 8.40 x 4.30 m. Original escort trawler.
1942.10.5: HMCS IRONBOUND (T 284), Royal Navy. 735 dwt, 545 GRT. Steam engine. 1946.8: TURØY, Bergen. A/S ms Turoy (Lauritz Myrebøe). Converted to cargo ship by Vestervik Varv, 675 dwt, 494 GRT, steam engine replaced by diesel. 1949.8: CHRISTINA, Stockholm. Rederi A/B Universal Line. 1950. Fastighets A/B Kungshuset, Stockholm. 1953: konverted to reefer.
1954.5.28: KORSÖ, homeport Mariehamn. Rederi Ab Kirsta (F:a Gustaf Erikson) Mariehamn.
1957.11.5: enroute Bayonne - Dakar exploded and immediately sank off Portugal west of Cabo Mondego in psn 40.33N 9.50W. Eight sailors were saved from a lifeboat after 13 hours by Turkish 4000 dwt cargo ship NEVSEHIR, proceeded to Ceuta. Three sailors were lost. Testified to be a drifting mine. The last Finnish ship mined after WWII. Another possibility: 1957.8: loaded at Hanko 20 tons general cargo for Savona. The cargo was Tampella mortar grenades and discharged at Tanger. Sabotage suspicion