BERGEN, Norway -- Reef Subsea Norway has won an ROV contract for seabed gravity and subsidence monitoring on Statfjord, Mikkel, and Ormen Lange offshore Norway. The 21-day contract has an option for 24 added days.
Reef Subsea has mobilized its newbuild DP subsea construction vessel, Reef Larissa, and its Triton XLX Work-Class ROV for the project. Water depths range from 145 m to 1,100 m (476 ft. to 3,609 ft.) with temperatures at the Ormen Lange site down to -1ºC (30ºF).
The ROV will deploy a gravimeter instrument package by Gravitude AS.
The fields are operated by Statoil and A/S Norske Shell.