Last sold in 2017, Umbra was delivered by Damen in 2010 and had a major refit in 2014.
Umbra's 2014 refit at Oceania Marine in New Zealand saw the stern lengthened by two metres.
Umbra's aft working deck is equipped with a heavy duty crane and storage for tenders and toys.
Umbra is equipped with a pair of submersibles for underwater exploration.
When Umbra is underway, the two submersibles are stored in the hangar.
Umbra is equipped with a massive fuel capacity, long range, fast speeds and vast water tank capacities.
This go-anywhere support vessel is even equipped with an on board workshop.
Umbra is equipped with four MTU 1,320hp diesel engines give her a range of 4,000 nautical miles at 11 knots and she is fitted with Quantum zero speed stabilizers.