Secrets that lie at the ends of the Earth could unlock the mysteries of the SHARK SWARM. It’s the stuff of nightmares; - eight hundred hungry grey sharks swarming at a remote tourist destination, two hundred Hammerheads navigating a mysterious shark superhighway, while highly solitary Mako sharks swarm for survival at the bottom of the world.  Shark Swarm explores some of the largest & mysterious shark aggregations on the planet.