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  4. 29-07-2011

G6 Great Ocean Road Bridge at Lower Gellibrand

29 July 2011

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #5927
Date and Time Friday 29th July 2011 13:45pm
Approved Approved

Notes

1. AHD 2.88
2. G4 - water over bottom of south side bearer, turbulance around center of channel. Rivernook flats- water in low areas
Gallahs 2, Wedge tailed eagle 1.
3.Between G5 & G4 area flooded again. Very large no of water birds in area
4. G5 Flats still flooded. Cape pond weed flowering

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.00 0.10 9.49 82.5 0.28
Previous 9.4 0.1 9.4 82.1 2.6
Median 12.9 0.10 8.16 76.70 0.3
0.5m 8.70 0.10 9.44 80.8 0.28
Previous 9.2 0.1 8.8 76.1 2.5
Median 12.9 0.10 8.07 76.10 0.3
1.0m 8.70 0.10 9.32 80.0 0.28
Previous 9.4 0.1 9.2 80.7 2.6
Median 12.8 0.10 8.05 76.70 0.3
1.5m 8.60 0.10 9.37 80.7 0.28 probe drifting
Previous 9.1 0.1 7.8 76.2 2.6
Median 12.8 0.10 7.94 76.20 0.3
2.0m 8.70 0.10 9.58 82.4 0.28 " about2m.
Previous 9.4 0.1 9.4 82.0 2.6
Median 12.8 0.10 8.08 76.20 0.3
2.5m 8.60 0.10 9.60 82.6 0.28 "
Previous 9.1 0.1 8.8 76.7 2.6
Median 13.4 0.10 8.08 76.20 0.3
3.0m 8.60 0.10 9.59 82.5 0.28 " about 3m +
Previous 9.4 0.1 9.3 81.5 2.6
Median 11.4 0.10 8.22 76.40 0.3
3.5m 8.60 0.10 9.50 81.6 0.28 "
Previous 9.9 0.1 8.5 73.9 0.3
Median 11.6 0.20 8.22 76.40 0.3
4.0m 8.60 0.10 9.50 81.6 0.28 "
Previous 9.4 0.1 9.3 81.3 2.6
Median 9.4 0.10 8.81 76.00 0.3
4.2m 8.60 0.10 9.54 81.9 0.28 "
Previous 9.1 0.2 8.8 76.0 0.3
Median 10.6 0.20 8.81 76.00 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 50 7.0
Previous 0.1 40 7.5
Median 0.1 40 7.2
Bottom
Previous 3.2 40 7.0
Median 2.0 30 7.2

Other details

Max depth 4.35
Previous 4.35
Median 3.08
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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