This video is part of the Meet the Locals series that was originally shown on TVNZ.
You can see conservation in action at the Pūkaha National Wildlife Centre in the northern Wairarapa. Tuatara, kōkako, kiwi and takahē are all permanent residents here.
Eels migrate up streams as elvers to find suitable adult habitat. After many years they return to the Pacific Ocean to breed and die.