Vroon Offshore Services (VOS) which operates a fleet of over 100 vessels shows their subsea support vessels at work.
VOS’ geographical focus is primarily in the North Sea, Mediterranean and South-East Asia.
It operates four main categories of vessels: platform-supply vessels (PSV), anchor-handling tug supply (AHTS) vessels, emergency response and rescue vessels (ERRV) and subsea support vessels.
VOS offers a wide range of additional offshore services, such as seismic/survey support, maintenance and scientific support.
https://www.youtube.com/watch?v=6ij8a2UmXnA
[mappress] March 29, 2013; Image: VOS