Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #9331
Date and Time Tuesday 13th January 2015 16:15pm
Approved Approved

Notes

  • AHD 1.0 @ 16:15
  • River still smells bad
  • Strong north wind causing small waves

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 21.40 2.00 2.41 27.6 3.78
Previous 21.2 1.1 5.2 58.9 2.1
Median 15.7 1.80 7.40 76.90 3.5
0.5m 21.30 2.00 2.26 25.7 3.85
Previous 21.6 1.6 6.0 68.5 3.0
Median 15.7 1.80 7.46 77.00 3.5
1.0m 21.30 2.00 2.24 25.5 3.89
Previous 21.7 1.4 4.9 56.1 2.7
Median 16.4 4.20 6.95 76.20 7.6
1.5m 21.30 2.30 2.15 24.6 4.43 E.C. erratic
Previous 21.6 1.6 5.8 67.0 3.0
Median 16.4 4.90 6.96 76.70 9.6
2.0m 21.30 3.20 1.57 18.0 5.75 ' ' (RANGE)
Previous 21.6 5.8 0.7 8.3 9.8
Median 15.7 27.30 5.61 64.50 42.5
2.5m 21.00 6.60 1.06 12.2 11.57
Previous 19.5 12.6 5.0 58.9 21.6
Median 15.7 27.80 5.75 64.80 43.0
3.0m 18.10 28.60 0.80 10.0 44.20
Previous 18.1 28.7 1.6 15.8 44.3
Median 15.8 30.80 3.45 42.90 46.9
3.5m 17.20 29.50 0.19 2.3 45.43
Previous 17.5 28.9 2.5 30.5 44.6
Median 15.7 30.80 3.45 42.90 46.9
4.0m 16.80 30.00 0.18 2.3 46.13
Previous 16.3 30.1 0.2 2.5 46.3
Median 15.8 30.80 1.52 19.60 47.3
4.2m 16.50 30.00 0.17 2.1 46.24
Previous 16.4 30.1 0.3 3.6 46.3
Median 15.8 31.20 1.92 23.40 47.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 21 6.5
Previous 0.1 9 6.8
Median 0.1 9 7.0
Bottom 4.2
Previous 3.4 7
Median 4.0 7

Other details

Max depth 4.26
Previous 4.80
Median 4.00
Flow estimate Medium

Observation Documents

No documents found for this observation

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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