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Marine
have unearthed a
coral reef off the coast of Tahiti in the South Pacific. The 3km-long reef lies at a depth of 30 metres. The scientists believe the array of corals and ocean
contains previously undiscovered marine
. They have already found hundreds of rose-shaped coral, some of which measure over two metres in
. Deep-sea
Alexis Rosenfeld said he was stunned when he came across the reef. He wrote: "It was
to witness giant, beautiful rose corals which stretch for as
as the eye can see. It was like a work of
." Scientist Laetitia Hedouin said: "It's a very healthy reef. In the middle of the
crisis, this is very good news."