Come on an underwater discovery tour and learn more about one of the world's oldest and most dangerous predators, the shark. Explore the differences between sharks and dolphins, discover how deadly some sharks can be to humans and learn about the important role they play in the underwater food chain. Sharks are the 'canaries' of the world's oceans and represent the relative health of the marine environments. They are the cleaners of the ocean and the removal of these animals will result in the decline in the health of the oceans.