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  5. 05-08-2011

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G6 Great Ocean Road Bridge at Lower Gellibrand

5 August 2011

Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #5930
Date and Time Friday 5th August 2011 13:46pm
Approved Approved

Notes

1. AHD 2.18
2. Gt.White egrets 2, smaller white Egret 1, White headed heron 1, north of Princetown township
3. water below bearer at G4 -no visible water on Rivernook flats
4.G5 water level reducing but low areas covered. Cape pond weed flowering.
Very large no. water birds including W.H. Herons 24, Gt White egrets 4, Pied Comorant 1 & Wedgetailed eagle 1.
(Very large no.s of birds also sighted at Chapple vale)

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 11.00 0.20 8.53 77.4 0.33
Previous
Median
0.5m 10.70 0.20 8.45 75.8 0.32
Previous
Median
1.0m 10.60 0.20 8.52 76.9 0.32
Previous
Median
1.5m 10.60 0.20 8.60 77.4 0.32
Previous
Median
2.0m 10.60 0.20 8.58 77.8 0.32 probe drifting
Previous
Median
2.5m 10.60 0.20 8.67 78.2 0.33 "
Previous
Median
3.0m 10.60 0.20 8.68 78.3 0.32 "
Previous
Median
3.5m 10.60 0.20 8.67 78.0 0.32 "
Previous
Median

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 40 7.0
Previous 0.1
Median 0.1
Bottom 3.6
Previous
Median

Other details

Max depth 3.60
Previous 0.00
Median 0.00
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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