Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #7461
Date and Time Friday 20th July 2012 13:45pm
Approved Approved

Notes

1.AHD at G6 2.44 at 14:30
2.Water up to base of bearer at G4. Water not visiable except in drains on Rivernook &downstream
3.Water levels between G5 & G4 reducing
4. Cape pond weed starting to flower in all areas still under water.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.90 0.20 9.22 83.0 0.32
Previous 9.8 0.1 9.7 85.3 0.3
Median 17.3 0.10 7.29 75.30 0.3
0.5m 10.50 0.20 9.15 82.1 0.32
Previous 12.0 0.1 8.6 80.4 0.3
Median 17.3 0.10 7.22 75.00 0.3
1.0m 10.30 0.20 9.13 81.5 0.32
Previous 9.7 0.2 9.8 86.2 0.3
Median 17.2 0.10 7.30 73.70 0.3
1.5m 10.30 0.20 9.09 81.1 0.32
Previous 12.0 0.1 8.4 78.2 0.3
Median 17.2 0.10 7.29 72.50 0.3
2.0m 10.30 0.20 9.08 81.0 0.32
Previous 9.7 0.2 9.9 87.1 0.3
Median 13.4 0.10 8.07 79.00 0.3
2.5m 10.30 0.20 9.08 81.0 0.32
Previous 13.4 0.1 7.0 67.0 0.2
Median 13.5 0.10 8.07 79.00 0.3
3.0m 10.30 0.20 9.08 81.0 0.32
Previous 9.7 0.2 9.4 83.3 0.3
Median 9.7 0.20 9.93 87.30 0.3
3.2m 10.30 0.20 9.11 81.3 0.32
Previous 9.7 0.1 9.9 87.3 0.2
Median 9.7 0.10 9.93 87.30 0.2

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 40 7.4
Previous 0.1 40 6.8
Median 0.1 20 7.0
Bottom 2.5 50
Previous 1.5 15 7.4
Median 1.5 40 7.4

Other details

Max depth 3.35
Previous 3.27
Median 1.93
Flow estimate Fast

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
Creative Commons CC BY
All content, files, data and images provided by the EstuaryWatch Data Portal and Gallery are subject to a Creative Commons Attribution License

Content is made available to be used in any way, and should always attribute EstuaryWatch and www.estuarywatch.org.au