Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #115
Date and Time Saturday 7th July 2007 10:10am
Approved Approved

Notes

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.10 0.10 8.18 70.8 Weight tends to be carried downstream with strong current. Turbidity at Coxons bridge same as GOR bridge
Previous 10.0 0.1 10.3 89.1
Median 13.1 0.10 7.50 86.00
0.5m 9.00 0.10 8.16 70.6 Impossible to calculate depth accurately because of drift and not able to get to main channel. Probe only went down about 1m and travelled about 2-3m due to current.
Previous 9.4 0.2 10.6 92.6
Median 14.0 0.20 7.50 86.00
1.0m 9.00 0.10 8.26 71.3
Previous 10.0 0.1 10.5 89.8
Median 13.1 0.10 8.78 80.00

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 150
Previous 0.1 80
Median 0.1 20
Bottom 1.0 150
Previous 2.0 60
Median 2.0 20

Other details

Max depth 4.00
Previous 3.78
Median 2.50
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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