Underwater tracking shot of Thresher shark swimming past in deep blue

thresher shark alopias pelagicus pelagic underwater wild habitat close tracking malapascua real time closeup swim approach shark sea ocean wildlife animal fish diving predator reef philippines thresher marine life undersea natural single eye fauna environment prowl slow motion no people nobody portrait mackerel shark fox shark alopias superciliosus a pelagicus monad shoal deep blue low angle fin tail profile side caudal