New Zealand Map Series 1:
S37 837 220 (WGS84 -42.170937 171.319759)
New Zealand Map Series 260:
K30 712 915 (WGS84 -42.171125 171.32011)
Latitude and Longitude (WGS84):
42°10´ S 171°19´ E (WGS84 -42.166667 171.316667)
Habitat:
Aquatic in stream mouth lagoon behind coastal gravel storm ridge.