The S/Y Sedna IV is a three-masted schooner which has been used for scientific expeditions and the filming of documentaries. Built by Abeking & Rasmussen in Germany in 1957 as a Sidefishing Trawler, refitted as a sailing vessel in 1992, she was equipped with a film studio in 2001 when a Canadian film crew acquired her. The ship was previously named Saint Kilda. Sedna IV is fitted out with a cutting room and an equipment room containing high-definition filmmaking apparatus. The crew can use the onboard high-precision scientific equipment to gather, compile and analyze data to fulfill the expedition's scientific research program. The schooner is also connected to the internet via satellite, enabling land-based researchers to become virtual mariners. The schooner has a diesel reserve giving her a range of . She is also equipped with of sailcloth. Ship's Log 27.04.1957: launched at Abeking & Rasmussen, Lemwerder, Germany, NB 5169 07.06.1957: delivered as combined motorlogger (herring drifter and sidefishing trawler), 31.39 23.33 GRT 147.84 NRT, 4x 7.94 x 3.62 m, engine: Deutz SBV6 M545 Diesel 4s6c 600 hp, Bielefeld BV 106, callsign DLDQ, to Bremen-Vegesacker Fischerei-Gesellschaft, Vegesack, Germany 08.07.1964: sailed into Lerwick, sailed out the next day 05.05.1966: owners restyled to Bremen-Vegesacker Fischerei-Gesellschaft mbH, Bremen-Vegesack 08.1969: ownership moved to Norddeutsche Hochseefischerei Bremerhaven, fishing off West Africa, under leasing arrangement to Ghana, but obviously only laid up there 12.1970: laid up in Tema, Ghana, inspected by buyers and Bernhard Blanke from owners 09.02.1971: sold to Harry Meldgaard Jensen and Hakon Svendsen (each 50%), Esbjerg, Denmark, renamed Starfish E 213, callsign OXUO, homeport Esbjerg, Denmark, tonnage now 296.74 GRT 152.31 NRT, sailed via Las Palmas, Canary Islands (for drydocking) to Esbjerg, then fishing on Northsea 21.03.1980: Harry Meldgaard Jensen sells his 50% to the sons of Hakon Svendsen, Ebbe and Agner Svendsen (now 25% each) 03.1984: Hakon Svendsen dies, his 50% moved to his wife 18.07.1984: renamed Saint Kilda E 218, the brothers Ebbe and Agne Svendsen take over their fathers 50% from their mother 10.1989: sold to Jörg Bartholomäus, Diedorf, Germany 05.1991: sold further to Dr. Bernd Schottdorf, Augsburg, Germany, at Jöhnk Werft, Hamburg-Harburg, converted to sailing vessel with indosail rigg 07.1992: ownership moved to Syscomp Shipping Ltd., St. John's, Antigua and Barbuda, renamed Syscomp I, callsign V2PL, homeport moved to St. John's, Antigua and Barbuda, tonnage now 394 GT 118 NT, 51.50 x (41.04) x 7.90 x 5.43 m, sailarea