Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #2764
Date and Time Saturday 31st October 2009 13:42pm
Approved Approved

Notes

1.AHD 1.13 (7ml rain 30.10.09)
2. NOP 0.931 174.9 SOP. 1.401 182.9
3.Water remaining in low lying areas from G6 to below G5. Bridge bearer at G4 is well above water level. No visiable water on Rivernook flats
5. Water in all low areas around G5. Considerable dead and rotting vegetation. Large area of Aponogeton distachyos flowering

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 16.50 0.10 7.75 79.6
Previous 12.9 0.1 8.1 76.4
Median 13.5 0.10 7.66 74.40
0.5m 16.20 0.10 7.89 79.9
Previous 12.0 0.1 8.1 75.1
Median 13.5 0.10 7.63 71.80
1.0m 16.10 0.10 7.85 79.8
Previous 12.9 0.1 7.9 74.8
Median 13.4 0.10 7.75 73.80
1.5m 16.10 0.10 7.76 78.8
Previous 12.0 0.1 8.1 74.9
Median 13.4 0.10 7.75 71.80
2.0m 16.00 0.10 7.68 78.2
Previous 12.8 0.1 7.8 73.3
Median 12.8 0.10 7.65 72.10
2.2m 16.00 0.10 7.67 77.9
Previous 12.0 0.1 8.1 75.2
Median 13.2 0.10 7.65 72.10

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30
Previous 0.1 30
Median 0.1 20
Bottom 2.0 30
Previous 1.5 40
Median 2.5 30

Other details

Max depth 2.33
Previous 2.93
Median 2.57
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
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