Shark expert Kina Scollay and his elite team return with a unique one-man-submersible, the Mechashark, to a top-secret location off New Zealand attempting to do something that's never been done: locate a Great White shark mating ground."

Tracy Morgan teams up with shark experts throughout the country to identify the craziest and most ferocious sharks in the ocean. From rare species to stealth predators, Tracy shows off his favorite sharks and their incredible capabilities and adaptations.