Watch Out For The Sharks! Sailors Leap From Ships Around The World During Traditional US Navy 'Swim Call'... While Colleagues Keep A Wary Eye For Predators

The spectacular snaps show sailors and marines partaking in an activity known as a 'swim call' in a number of different oceans and seas around the world.

The most recent images show the US Navy cooling off in the Indian Ocean after leaping from guided-missile cruiser USS Antietam. 

While another captures men and woman diving into the Mediterranean Sea from the stern gate of assault ship USS Bataan (LHD 5).