The northern Great Barrier Reef, where surf breaks on the weather side. Corals need to be tough to even begin life here. A constant flow of surfs flows across the reef, except at low tide when the reef might dry or be reduced to shallow pools for a few hours. Pictures with a Sony digital T-1
In deeper water a brain coral in trouble. Something was attacking it. Maybe this is the way life goes on a coral reef? Eventually it might recover. So much to learn and not much time to know all the answers.