Poor Knights Dolphins2007-04-09 23:35:00
The Poor Knights Islands are a small group of unihabited islands about 12 miles off the northern coast of New Zealand. They were designated as New Zealand's second marine reserve in 1981, and managed by the Department of Conservation. Permits are needed to land (usually only granted for scientific research purposes), but there are several tourist operations that conduct scuba dive operations. The Poor Knights is reckoned to be one of the top ten dive locations in the world.Schools of bottlenosed dolphins(Tursiops truncatus) and common dolphins (Delphinus delphis) can be seen feeding on shoals of fish, which they may well have herded to the surface, in this location. The general surface commotion which ensues, attracts flocks of seabirds - mostly southern black backed and red billed gulls. Herding behaviour has been seen in both species, as well as dusky, spinner, white-beaked and spotted dolphins.The common dolphin has 180 teeth in its jaw which it uses to hold the fish fast while it i