Scientists discover hidden tropical oyster reefs across northern Australia

SYDNEY, May 6 (Xinhua) -- Australian researchers have uncovered extensive, previously undocumented tropical oyster reefs thriving across northern Australia, reshaping scientific understanding of coastal ecosystems, a Griffith University study said on Tuesday.

The study marks the first comprehensive mapping of these reefs, which span from Queensland's Gladstone region to the Gulf of Carpentaria and Western Austra