The Polar Empress is the newest of the Dolphin Geophysical fleet, built in 2015. The Polar Empress has a length of 112,6 m. and beam of 21,5 m, and 7,2 m draft., the gross tonage is 10.138 tons.
The Sanco Sky is a chartered by Dolphin Geophysical. Sanco Sky has 73 m length overall and beam of 13 m. The gross tonnage is 2.250 tons.
The ships have chosen to stay at the Port of Vágur, while waiting for their next project to begin.