Mermaid Sapphire is an offshore multipurpose vessel.

[2] Built in 2009, the ship is used for mostly research and undersea work.

She is a purpose-built ABS Classed DP2 ROV and air diving support vessel, designed for operation of dual deepwater work-class ROV's (Quasar Compact or Triton XLX) plus optional inspection-class ROV.

The ROV's are installed on a dedicated raised deck level, leaving all back deck space for project equipment.

[3] This article about a specific civilian ship or boat is a stub.