The former Manx customs and excise vessel was handed over to the Sierra Leone government last October.
BBC: Isle of Man boat helps fight illegal fishing in Sierra Leone
They are superimposed over what remains of the once-magnificent vessel.
There was no indication of damage to the 1, 600-tonne vessel but coastguards said there were worries over its cargo.
He confirmed that no vessel with armed guards had been taken over by pirates, and said in several cases guards had fired shots at pirates.
The vessel was built but was a year behind schedule and went over budget.
BBC: News | Northern Ireland | New row threatens shipyard's future
Campaigners for the families of five French trawlermen killed when their fishing vessel sank off Cornwall nine years ago have called for a parliamentary debate over the sinking.
BBC: Bugaled Breizh trawler sinking: Petition calls for debate
Mario Ploner, the managing director of Tecnomeccanica Biellese, says the ship-based system will use external booms running parallel with the vessel's sides to channel oil onto wool that has been spread over the surface of the sea.
After well over 1, 000 days since the initial idea we will be unveiling a finished vessel that showcases smarter designs that rethinks how we look at the waste that's polluting our seas and utilize it as a resource and as a solution.
As in filling a vessel drop by drop, there is at last a drop that makes it run over.
She collects drops of water in the vessel she carries on her head, avoiding dirty water, flinging boomerangs at pesky peacocks, jumping over turtles, and avoiding bouncing footballs.
The PowerShot D20 offers a drastic improvement over its predecessor in the appearance department, more closely resembling a compact point-and-shoot than a subaqueous vessel.
ENGADGET: Canon PowerShot D20 ruggedized point-and-shoot camera hands-on (video)
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