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  4. 21-10-2022

G4 Bridge at Rivernook

21 October 2022

Overview Notes Depth Profile Top-Bottom Documents 1 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #15086
Date and Time Friday 21st October 2022 10:45am
Approved Approved

Notes

Dried reeds on bridge from end to end.

2 weights attached to probe

Many eddies in water

Bottom turbidity+pH not done  due to strong drag

Flow very fast

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.70 0.20 6.54 68.7 0.23
Previous 11.2 0.2 9.9 95.6 0.3
Median 13.9 0.20 8.16 78.30 0.3
0.5m 14.70 0.20 6.54 68.6 0.23
Previous 11.0 8.2 78.3 0.2
Median 14.2 8.16 78.30 0.3
1.0m 14.70 0.20 6.53 68.2 0.23
Previous 11.1 0.2 9.9 95.5 0.3
Median 13.8 0.20 8.15 78.20 0.3
1.5m 14.70 0.20 6.53 68.5 0.23
Previous 10.9 8.2 78.2 0.2
Median 14.2 8.15 78.20 0.3
2.0m 14.70 0.20 6.53 68.6 0.23
Previous 11.1 0.2 9.9 95.5 0.3
Median 13.8 0.20 8.17 78.30 0.3
2.5m 14.70 0.20 6.52 68.4 0.23
Previous 11.0 8.2 78.3 0.2
Median 14.2 8.17 78.30 0.3
3.0m 14.70 0.20 6.52 68.5 0.23
Previous 11.1 0.2 9.9 95.5 0.3
Median 14.9 0.20 7.71 79.30 0.3
3.5m 14.70 0.20 6.51 68.4 0.23
Previous 11.0 8.2 78.2 0.2
Median 16.7 7.71 79.30 0.3
4.0m 14.70 0.20 6.51 68.4 0.23 Dragging+surging back+forth on probe
Previous 11.0 0.2 9.9 95.5 0.3
Median 15.0 0.20 7.70 79.20 0.3
4.5m 14.70 0.20 6.51 68.4 0.23
Previous 11.0 8.1 77.9 0.2
Median 16.7 7.70 79.20 0.3
5.0m 14.70 0.20 6.50 68.3 0.23
Previous 11.0 0.2 9.9 95.5 0.3
Median 13.9 0.20 8.07 81.20 0.3
5.5m 14.70 0.20 6.50 68.2 0.23
Previous 11.0 8.1 77.3 0.2
Median 15.0 8.07 81.20 39.9
5.8m 14.70 0.20 6.49 68.2 0.23
Previous 7.7 10.3 86.3 0.3
Median 15.0 7.28 81.20 39.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 27 6.8
Previous 0.1 19 7.5
Median 0.1 17 7.0
Bottom 5.8
Previous 5.0 17 6.9
Median 5.2 17 7.0

Other details

Max depth 5.89
Previous 5.15
Median 5.35
Flow estimate Fast

Observation Documents

Link Date File name Description
Download 23-10-2022 18:03 G4_Rivernook_21st_Oct.2022_.pdf

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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