Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #11856
Date and Time Friday 16th February 2018 10:36am
Approved Approved

Notes

  • This monitoring was conducted as part of the Index of Estuary Condition.
  • The CCMA YeoKal was used.  It can measure turbidity below 9 NTU.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.10 0.30 5.90 63.0 0.63
Previous 23.9 0.6 4.7 55.9 1.1
Median 18.1 0.20 6.47 67.20 0.4
0.5m 18.10 0.30 5.89 62.5 0.69
Previous 20.8 0.5 6.1 68.7 1.0
Median 18.1 0.20 6.98 68.30 0.4
1.0m 18.10 0.40 5.90 62.7 0.69
Previous 23.9 0.6 4.6 55.2 1.1
Median 18.1 0.20 6.46 67.10 0.4
1.5m 18.10 0.40 5.84 61.8 0.69
Previous 20.8 0.5 6.0 67.1 1.0
Median 18.1 0.20 6.74 67.50 0.4
2.0m 18.10 0.40 5.81 61.6 0.69
Previous 21.1 25.6 3.2 42.0 40.1
Median 18.4 0.50 6.57 63.40 0.9
2.5m 19.90 17.50 0.95 11.6 28.50
Previous 19.1 26.4 3.8 48.9 40.8
Median 18.4 0.50 6.68 65.60 0.9
3.0m 20.80 23.90 0.85 11.1 37.69
Previous 19.6 28.9 0.5 7.0 44.7
Median 18.1 26.00 3.28 39.60 41.8
3.5m 20.00 27.40 0.58 8.0 42.71
Previous 19.0 28.4 0.9 11.6 43.9
Median 18.1 26.00 3.68 46.70 41.8
4.0m 19.20 28.70 0.56 7.1 44.61
Previous 18.8 30.2 0.4 4.6 46.5
Median 18.1 27.00 3.60 45.80 41.8
4.5m 18.70 29.50 0.55 7.1 45.71
Previous 18.2 29.4 0.0 0.5 45.3
Median 17.0 26.90 3.60 45.80 41.7
5.0m 18.30 30.00 0.49 6.3 46.24
Previous 18.3 30.5 0.3 3.8 46.9
Median 17.3 27.80 3.21 38.30 43.1
5.5m 17.90 30.20 0.47 6.0 46.47
Previous 17.8 29.6 0.0 0.5 45.6
Median 17.3 27.80 3.26 43.70 43.1
5.7m 17.70 30.10 0.43 5.5 46.52
Previous 17.3 26.3 4.9 59.4 40.9
Median 16.3 26.90 3.26 43.70 41.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 3 7.0
Previous 0.1 15 6.7
Median 0.1 9 6.4
Bottom 5.7 2 7.0
Previous 5.2 4 7.3
Median 5.2 4 7.3

Other details

Max depth 5.76
Previous 5.27
Median 5.25
Flow estimate Slow

Observation Documents

Link Date File name Description

Preceding Observations

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