The Navy occupied Moturua in World War II
The Navy operated a mine control station in Army Bay of Moturua in World War II as part of the coastal defence strategy for the Bay of Islands.
The remains of these structures are a mine observation post built on top of Hikurangi pa, concrete pads for the ablution blocks and barracks on the back beach flats.
As you walk up the track to the pa there are below ground structures represented by square concrete platforms with entry hatches these were the radio rooms and ancillary room.