Five species of Dolphin can be spotted in the islands, with three inhabiting the area. The most common is the bottlenose dolphin, which is 2 to 4 metres (6 to 13 feet) and a life span of up to 40 years. The other two inhabitants are the Long-Beaked Common Dolphins and Short-Beaked Common Dolphins, which commonly school in large groups up to 100. The Common dolphins have an easily identifiable yellowish hourglass pattern on their sides.
Typical behaviour includes breaching, tail-slapping, chin-slapping, bow-riding and porpoising. *Bottlenose dolphins often put on a brilliant show with bow riding, and acrobatic meanuevenirs mid-air.