Some 99 offshore support vessels are laid up worldwide, with REM Offshore's REM Fortress (built 2011) platform support vessel (PSV) the latest among their number.

The 8600-bhp vessel has been stacked at Fosnavåg in Norway, according to data from Kristiansand-based shipbroker Westshore. REM Offshore has four other PSVs laid up at Fosnavåg.

According to Westshore data, 66 other PSVs have been laid up at various locations worldwide since March 2015, the vast majority in the North Sea region.

Some 28 anchor handling tug supply (AHTS) vessels are laid up in the North Sea region, mostly in Norway,

Another four multipurpose PSVs have been stacked, two of which are at anchor in Hull, England. Another two, both owned by Bourbon Offshore, have been laid up respectively in the Caribbean and Syros, Greece.

Today, Høyland Offshore's PSV Sayan Princess was fixed to Enquest for supply duties for £4,500 per day for an unspecified contract duration, plus an extension option.

Another PSV, Gulfmark Norge's Highland Princess, was fixed to perform supply duties for Nexen for 14 days at an unreported rate.