Two clownfish swim inside of a sea anemone in the Great Barrier Reef off the coast of Cairns, Australia October 26, 2019. — Reuters pic

SYDNEY, Oct 29 — Australian scientists found a detached coral reef on the Great Barrier Reef that exceeds the height of the Empire State Building and the Eiffel Tower, the Schmidt Ocean Institute said this week, the first such discovery in over 100 years.