Experts say fishing methods are to blame, with one subspecies in New Zealand down to fewer than 100 mammals. Hector's dolphins are found only in New Zealand where the population has fallen to 7,000.

The official tourism website for New Zealand. It features information that is relevant to travellers who are thinking about and actively planning a visit to New Zealand.

Up to half a million mussels were effectively cooked in the wild in unusually balmy waters on the New Zealand coast in a massive die-off that marine experts have linked to climate change.