Following the scavenger sharks that live off the remains of their aquatic neighbours, from the remnants of a blue whale to fins and fur. Filmed over four years in New Caledonia.
Trevor Hutton is self-trained but South Africa has always cautioned against the sport.
There are over 470 species of shark. See some of them in action.
Sharks are cartilaginous fish which have been in our oceans for over 420 million years.