“Sharks: Stewards of the Reef” takes you on a voyage of underwater discovery, to explore tropical reefs and dive with sharks. The documentary describes the relationship between reef sharks, the coral reefs they inhabit and how both are in danger of being lost forever. Threats to shark populations are examined - including overfishing, habitat destruction and shark finning. Humans are now the top predators of the oceans and we are removing a critical link in the oceanic ecosystem. Experts reveal the driving forces behind the drastic reduction of shark numbers and explore solutions such as Marine Protected Areas to solve this global ocean crisis.