A “ROLL CALL” of marine species has identified Australian and Japanese waters as the most biodiverse on Earth.

SEA-LIVING microbes collectively weigh more than 200 billion elephants, scientists have revealed.

FEWER great white sharks are left in the oceans than there are tigers surviving on Earth, it was claimed yesterday.

MARINE scientists have discovered hundreds of new animal species on reefs in Australian waters, including brilliant soft corals and tiny crustaceans, according to findings released on Thursday.