A wide-angle underwater shot of a bustling coral reef in the Great Barrier Reef, Australia, with schools of fish swimming above

coral reef corals blue waters nature diversity fish scenic thalassophobia underwater aquatic wildlife reef conservation dolly scuba diving ocean life adventure ecotourism copy space reef fish ocean sea coral structure floor diving water diverse ecosystem scuba exploration environment habitat serene tranquil natural beauty paradise untouched pristine biodiversity indonesia coral diversity deep deep blue great barrier reef australia wideangle