Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #6023
Date and Time Friday 26th August 2011 13:00pm
Approved Approved

Notes

.AHD 1.90
2.G4 water below bearer - no water on Rivernook flats (Large no. Arum lillies)
3. Between G5&G4 - water level falling , water in drains
4.G5 water cover in all low areas, Cape pond weed in flower Many water birds in this area.
Whitenecked herons 4, Gt white egrets 8, Grebes 2.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.50 0.10 8.85 79.3 0.29 Bottom very uneven -snags?
Previous 11.1 0.2 8.6 78.6 0.3
Median 12.8 0.10 8.18 77.70 0.3
0.5m 10.40 0.10 8.85 79.2 0.29
Previous 9.9 0.1 8.8 78.8 0.3
Median 12.8 0.10 8.17 76.70 0.3
1.0m 10.30 0.10 8.67 77.8 0.30 probe drifting
Previous 11.1 0.2 8.6 78.5 0.3
Median 12.7 0.10 8.20 77.90 0.3
1.5m 10.30 0.10 8.66 77.8 0.30
Previous 9.9 0.1 9.0 79.0 0.3
Median 12.7 0.10 8.17 77.40 0.3
2.0m 10.30 0.10 8.63 77.1 0.30
Previous 11.1 0.2 8.7 79.6 0.3
Median 12.7 0.10 8.20 77.80 0.3
2.5m 10.40 0.10 8.52 76.2 0.30
Previous 9.9 0.1 9.1 80.4 0.3
Median 12.8 0.10 8.20 77.80 0.3
3.0m 10.40 0.10 8.65 77.1 0.30
Previous 11.1 0.2 8.7 79.1 0.3
Median 10.9 0.10 8.43 77.40 0.3
3.3m 10.30 0.10 8.49 75.9 0.30
Previous 9.9 0.1 9.1 80.8 0.3
Median 10.9 0.10 8.43 77.40 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30 7.0
Previous 0.1 200 7.0
Median 0.1 40 7.2
Bottom
Previous 3.6 40 7.0
Median 2.0 30 7.2

Other details

Max depth 3.41
Previous 4.44
Median 3.23
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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