The Mapere block is a highly sensitive environment both culturally and ecologically. The 20.4084 hectare reserve straddles the Wairoa stream at the coastal outlet and includes estuarine, riparian and coastal dune habitats. Kōiwi and shell middens have been unearthed in the recent past, as a result of erosion.

In November 2009, an area locally known as Otia was placed under rāhui, in order to preserve and replenish remaining stocks of kaimoana in and around this important area of coastline. The rāhui restricts all fishing and seafood gathering across an area spanning 1.34 kilometres from Te Omu to Te Aho, and 1 nautical mile out to sea. The land base of the rāhui is marked by two pouwhenua.

Tuia Nursery was acquired in 2004 with the objective of producing trees and plants for Te Rarawa conservation projects. Reliable access to native tree seedlings is essential to any conservation plan.

Objectives: To facilitate the healing of the Warawara Forest ecosystem through the active participation of kaitiaki...