Page 24: of Marine Technology Magazine (May 2020)

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Vehicles

Innovative new platforms to conduct subsea work

KA aerial; different GSM modes for survey integration; the ability to replace of Mariner II’s. Their No. 1 seller, how- complex coms and up to 10 days diesel a larger surface vessel and a knack for ever, is a conversion pack that converts electric or two days all-electric opera- helping other USVs navigate. nearly any type of vessel into a USV. You tional time seem suffcient. can turn your launch into a Mariner II —

While the Otter is a proven harbour sort of. Deliveries of conversion packs CONvErtIblE and riverbed multibeam survey platform While 22 of the smaller Otter USVs — have gone toward towing vessels, target than can be programmed “on the way to 2 meters long, 1 m wide, 81 centimeters vessels and converted oil-spill clean- work”, the Mariner II will do the same tall and just 95 kilograms — were sold up vessels, including those tasked with from a control station and farther out to in 2019, the Mariner II may now also spreading dispersant and performing me- sea. An underwater hyperspectral imag- be fnding solid interest for bathymetric chanical clean-up tasks. “Communica- ing camera can be equipped to detect surveys. There’s a reported Dutch dredg- tions with the USV is set up in a way that algae types. Direction from an UAV is ing order, and there’s an untapped market allows instant manned-unmanned con- possible, as are operational modes that in early-stage surveys for offshore wind version at the push of a button,” Hovstein include remote control; way point track- parks, where a large compartment could tells us. “This is great value.” ing; pre-program or station-keeping en- conceivable also serve as tool carrier box So, Houston’s “Oil in water. Stay in riched by a “return to control station” to replace “seasick” crews. These wind vehicle,” highway signs could, in fu- and sea chart and radar overlays. surveys precede the cable-laying and ture, mean a Mariner II or Maritime Ro-

As for the Sheridan & Verplank autono- pile-driving of offshore wind grids. botics converted vessel is on its way to my ranking — there are collision avoid- For now, Maritime Robotics is selling clean things up. As in the case of pirates, ance and detection alarms; multi-vehicle a lot of Otters and seeing the frst sales there’s no need to put people at risk.

Survey points:

A view of the PC or tablet control interface.

Maritime Robotics May 2020 24

MTR

Marine Technology

Marine Technology Reporter is the world's largest audited subsea industry publication serving the offshore energy, subsea defense and scientific communities.