''We locate objects on the sea bed with a side-scan sonar device which we tow along behind our salvage ship, '' she explained.

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The feed from a camera on board a salvage ship was discontinued Saturday after the apparatus was raised from the sea floor and placed on the vessel Q4000.

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Ship salvage experts had been forced to wait until Saturday morning for a high enough spring tide to refloat the vessel, after earlier attempts failed.

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Spanish Prime Minister Jose Maria Aznar fought off criticism that the decision to tow the ship out to sea made salvage efforts more difficult.

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It features a ship going aground with a cargo of Scotch Whisky and cunning locals plot how to salvage what they can from the wreck.

BBC: News | Scotland | A modern-day tale of Whisky Galore