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  4. 22-07-2011

G6 Great Ocean Road Bridge at Lower Gellibrand

22 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 #5891
Date and Time Friday 22nd July 2011 12:10pm
Approved Approved

Notes

1. AHD 3.00
2. Water below bearer at G4 no visiable water on Rivernook flats, water starting to receed around G5 but all low areas under water. Cape pondweed flowering
3.Huge no. waterbirds Wood duck, Whiteheaded Herons, Swans, Teal, Blackduck, Hardhead & Grebes, also Great White Herons 2.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.70 0.10 9.25 80.7 2.64
Previous 9.2 0.1 8.8 76.1 2.5
Median 12.9 0.10 8.16 76.70 0.3
0.5m 9.40 0.10 9.38 82.1 2.60
Previous 9.2 0.1 8.1 69.9 2.5
Median 12.9 0.10 8.07 76.70 0.3
1.0m 9.40 0.10 9.35 81.5 2.59
Previous 9.1 0.1 7.8 76.2 2.6
Median 12.8 0.10 8.05 76.70 0.3
1.5m 9.40 0.10 9.25 80.7 2.60
Previous 9.2 0.1 8.1 69.9 2.5
Median 12.8 0.10 8.05 76.70 0.3
2.0m 9.40 0.10 9.36 81.7 2.62
Previous 9.1 0.1 8.8 76.7 2.6
Median 12.8 0.10 8.08 76.20 0.3
2.5m 9.40 0.10 9.39 82.0 2.59
Previous 9.0 0.1 8.6 74.7 0.3
Median 13.4 0.10 8.08 76.20 0.3
3.0m 9.40 0.10 9.34 81.5 2.61 probe drift 2-3m
Previous 9.9 0.1 8.5 73.9 0.3
Median 11.6 0.20 8.22 76.40 0.3
3.5m 9.40 0.10 9.30 81.5 2.59
Previous 8.3 0.2 9.5 81.4 0.3
Median 11.6 0.20 8.20 76.40 0.3
4.3m 9.40 0.10 9.28 81.3 2.60
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 40 7.5
Previous 0.1 40 7.0
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 5.03
Median 3.05
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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