Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #2632
Date and Time Saturday 10th October 2009 11:40am
Approved Approved

Notes

1.Water dark brown & dirty
2.AHD 1.54
3.DST not added
4.Bridge at G4. about 1m clear of water
5.Water draining off flats from G4-G6, many swans and Shellduck. Some Shellduck with young

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.90 0.10 10.50 95.0 temp. changing constantly
Previous 12.1 0.1 8.1 75.0
Median 13.6 0.10 7.61 71.80
0.5m 10.80 0.10 10.64 95.9
Previous 16.2 0.1 7.9 79.9
Median 13.6 0.10 7.54 71.50
1.0m 10.80 0.10 10.58 95.6
Previous 12.0 0.1 8.1 74.9
Median 13.6 0.10 7.75 71.80
1.5m 10.70 0.10 10.54 95.2
Previous 16.1 0.1 7.8 78.8
Median 13.6 0.10 7.65 71.40
2.0m 10.80 0.10 10.57 95.5
Previous 12.0 0.1 8.1 74.6
Median 13.4 0.10 7.65 72.10
2.5m 10.80 0.10 10.55 95.0
Previous 16.0 0.1 7.7 77.9
Median 13.4 0.10 7.55 71.80
2.6m 10.70 0.10 10.25 94.8
Previous 11.4 0.2 8.6 78.8
Median 13.4 0.10 7.55 71.80

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30
Previous 0.1 30
Median 0.1 20
Bottom 2.0 40
Previous 3.0 40
Median 2.5 30

Other details

Max depth 2.73
Previous 3.53
Median 2.40
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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