Australia's Great Barrier Reef suffers third bleaching event in 5 years

Reef fish swimming above recovering coral colonies on the Great Barrier Reef off the coast of Cairns, Australia, on Oct 25, 2019.
Reef fish swimming above recovering coral colonies on the Great Barrier Reef off the coast of Cairns, Australia, on Oct 25, 2019.PHOTO: REUTERS

SINGAPORE - Australia's Great Barrier Reef has suffered widespread coral bleaching after sea temperatures reached record levels last month, scientists say.

How severe the event is will be known in a few weeks once aerial surveys of the 2,300km reef are completed and sea temperatures fall.

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