More than forty iwi organisations have voted overwhelmingly to reject the plan, saying an indigenous led approach is the only way forward.
Former Prime Minister Sir John Key announced the sanctuary in 2015 but push back from iwi and political parties has stalled progress since.
The Environment Minister, David Parker told Morning Report he was disappointed.
Rangimarie Hunia, Chair of the Māori Fisheries Trust, Te Ohu Kai Moana spoke with Corin Dann.
