Just off the west coast of Rakiura/Stewart Island; lies Whenua Hou or Codfish Island.
Matariki weekend will see the 25th anniversary of the island's predator free sanctuary.
It's been a remarkable success, pulling kākāpō from the jaws of extinction as well as helping other species.
On Rakiura, a big celebration is planned. Shona Stangs has been hard at work for months on this. She speaks to Mark.