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  4. 26-06-2010

G6 Great Ocean Road Bridge at Lower Gellibrand

26 June 2010

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 #3786
Date and Time Saturday 26th June 2010 09:05am
Approved Approved

Notes

1.AHD 1.54
2.PH top 6.5 bottom 6.5
3.Rainfall 19th to 26th 12.5ml
4.NOP 1.070 ? SOP 1.623 207.4
5. Flats flooded around G5
Flats waterlogged around G4. no large areas of visiable surface water. Bridge bearer is well clear of flow.
6. Birds sighted between G4 & G6
Black duck 160+ , Shellduck 48+, Wood duck 54+,
Chestnut teal 15 Grey teal 2, Unidentified ducks 43,
Swans 72+, 1 Swan nesting 1 Swan building nest,
10 Masked plover, 7 White faced herons, 2 Little Grebe, I restless flycatcher

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 8.90 0.10 9.43 81.2 0.27
Previous 9.3 0.2 9.7 84.7 0.3
Median 14.3 0.10 7.96 76.80 0.3
0.5m 8.90 0.10 9.45 81.6 0.27
Previous 10.0 0.1 9.3 82.4 0.3
Median 14.9 0.10 7.96 76.80 0.3
1.0m 8.90 0.10 9.50 82.1 0.27
Previous 9.2 0.2 9.8 85.2 0.3
Median 14.3 0.10 7.91 75.50 0.3
1.5m 8.90 0.10 9.49 82.1 0.27
Previous 10.0 0.2 9.0 81.1 0.3
Median 14.6 0.10 7.91 75.50 0.3
2.0m 8.90 0.10 9.50 82.0 0.28
Previous 9.3 0.2 9.6 84.5 0.4
Median 11.9 0.10 8.23 76.30 0.3
2.5m 9.00 0.10 9.38 80.8 0.29
Previous 10.0 0.2 9.2 81.3 0.3
Median 11.9 0.10 8.13 75.80 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30 6.5
Previous 0.1 20 6.5
Median 0.1 20 7.0
Bottom 2.0 30 6.5
Previous 2.3 20 6.0
Median 2.0 30 7.0

Other details

Max depth 2.70
Previous 2.55
Median 2.33
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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