Millions of sea creatures and microorganisms attracted to a underwater light moving about vigorously creating an unusual bokeh effect

scuba scuba diving diver snorkeling underwater underwater video underwater cameraman underwater footage great barrier reef blue water tropical destination tropics protected species marine biology marine conservation global warming coral coral bleaching travel travel destination tourism tourist marine park marine reserve animal encounter fish adventure scuba equipment pacific nature wildlife water activity ecosystem floating swimming night time underwater torch light beam light flicker dark video movement above water microorganisms plankton bokeh sea creatures light affects transitions moving vigorously