Together with coralline algae and other groups that produce limestone skeletons, corals gradually build up the complex three-dimensional structure of a reef ... in American Samoa as they dive in ...

They explained that it was distinct from a coral reef made from many distinct coral ... holder – a coral dubbed “Big Momma” in American Samoa. “While Big Momma looked like a huge scoop ...

Scientists say world's largest coral found near Solomon Islands Scientists say they have found the world's largest coral near the Pacific's Solomon Islands, announcing Thursday a major discovery ...