New Zealand Map Series 1:
N85 82- 79- (WGS84 -38.340209 176.363074)
New Zealand Map Series 260:
U16 03- 12- (WGS84 -38.341434 176.356906)
Latitude and Longitude (WGS84):
38°20´ S 176°21.5´ E (WGS84 -38.333333 176.358333)
Habitat:
On small pebbles.
Notes:
U.V.C. 3122(18) (Pebble washed in 5% formalin and left to dry in air). Small pebble on flat terrace above wooden walk-ramp - initial colonization by Calothrix thermalis at the air-water interface. Discontinuous distribution of algal filaments compared with the more or less continuous cover on terrace steps below ramp. Temperature: 25 degrees C Arsenic: 6ppm.