"DoC has worked closely with Nga Rauru Kiitahi to help us understand the problem, the solutions available now and the research being undertaken to identify better pest control methods.
"We encourage DoC to make it a priority to find and implement better pest control treatment methods."
He said the iwi supported protest as a process for change.
"It is only through protest that we have had basic rights redressed. However, we are shocked at this level of terrorism threat in Aotearoa and on our lands. We urge passive resistance on this matter."
The New Zealand Hunters letter said the group intended to pick up 1080 pellets and target open milk vats and the inside of meat processing companies.