"As we continue to study the intricate associations that characterize the coral holobiont, we are coming to realize the extent to which it depends upon bacteria. This should not be so surprising. Bacteria are the predominate plankton on a tropical coral reef. They accordingly make up a considerable amount, if not the bulk, of the typical coral planktivore’s diet."
Most people who are familiar with corals--whether admiring them in the wild or displaying them in a glass box--understand quite well that they are