Whale Shark (Rhiniodon Typus)

This fish, the largest of the shark family and the largest fish in the world, is a harmless plankton eater. Reported to reach 18 metres (60ft) but averages 12 metres 40ft) in length, the whale shark is easily identified by its huge size, wide mouth and distinctive pattern of white spots. Thought to mainly inhabit worldwide temperate and tropical seas. It is rarely seen in shallow coastal waters, but is a daily visitor to the Ningaloo Reef every year between March to June when up to 12 whale sharks have been spotted close to the reef feeding on the plankton in the nutrient rich waters.