He also holds the world-record depth for a solo ocean dive in a submersible, at 3, 000 feet--"People think it's interesting there, but you're just sitting, " he says.

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Brooklyn, New York (Motherboard.tv) -- In April of last year the Deepwater Horizon semi-submersible Mobile Offshore Drilling Unit exploded in the Gulf of Mexico, killing 11 men, injuring 17 others and triggering what is generally recognized as one of the greatest human errors ever made and officially the largest unforeseen marine oil catastrophe since people started drilling for oil.

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The three-meter (nine-foot) invertebrate was filmed from a manned submersible during one of 100 dives in the Pacific last summer in a joint expedition by Japanese public broadcaster NHK, Discovery Channel and Japan's National Museum of Nature and Science.

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The aircraft's voice recorder and flight data recorder were recovered from the ocean floor in May 2011 after an extensive search using miniature submersible vehicles.

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Its primary business is the ownership and operation of jack-up rigs, tender rigs, semi-submersible rigs and drill ships for operations in shallow, mid- and deepwater areas.

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Built in 2001 by South Korea's Hyundai, the semi-submersible rig is 120m (396ft) long and 78m (256ft) wide, according to Transocean.

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Locating a ship resting on the floor of the ocean for many decades is somewhat different than finding a submersible to get to that depth and plugging many leaks in a riser pipe and in a blowout preventer.

WHITEHOUSE: Press Briefing

To do so, they developed a submersible fitted with three wide-angle lenses designed to take high resolution images in low light conditions.

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