New Zealand Map Series 260:
S25 94- 65- (WGS84 -40.596145 175.180233)
Latitude and Longitude (WGS84):
40°36´ S 175°11´ E (WGS84 -40.6 175.183333)
Notes:
Has spread from small colony at upstream angle and is now well established more than half way along Hokio estuary and swamp between first sand bluff and second sand bluff (going south).