What type of Tang is this?

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I was watching videos on youtube from the Great Barrier Reef and this species of tang caught my eye. Not sure i have ever seen one in the aquarium trade but it is a beautiful fish. Any info would be appericated.

http://i700.photobucket.com/albums/ww7/slideways03/whattang.jpg

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I belive i found it. Dussumieri tang. Anyone have expierence keeping these. I see they can get fairly large.