Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #14956
Date and Time Friday 19th August 2022 09:45am
Approved Approved

Notes

Valley is wet. Water over floodplains. River banks are still exposed.

Unable to collect bottom sample as flow is very strong.

Hach HQ40d meter used.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 11.10 0.20 8.54 82.3 0.23
Previous 7.6 0.2 10.7 89.6 0.3
Median 13.5 0.20 8.92 82.60 0.3
0.5m 11.00 0.20 8.55 82.2 0.23
Previous 11.9 8.9 82.6 0.3
Median 13.5 8.84 82.60 0.3
1.0m 11.00 0.20 8.52 81.8 0.23
Previous 7.6 10.7 89.3 0.3
Median 13.5 8.90 82.30 0.3
1.5m 11.00 0.20 8.50 81.5 0.23
Previous 11.8 8.9 82.3 0.3
Median 14.1 8.90 82.30 0.3
2.0m 11.00 0.20 8.49 81.4 0.23
Previous 7.6 10.7 89.1 0.3
Median 11.0 9.52 85.30 0.3
2.5m 10.90 0.20 8.48 81.3 0.23
Previous 11.8 8.9 82.2 0.3
Median 11.8 9.52 85.30 0.3
3.0m 10.90 0.20 8.48 81.2 0.23
Previous 12.4 0.2 8.7 81.9 0.3
Median 12.4 0.20 9.52 86.30 0.3
3.4m 10.90 0.20 8.47 81.1 0.23
Previous 11.0 9.5 86.3 0.3
Median 11.0 9.52 86.30 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 60 6.5
Previous 0.1 27 6.4
Median 0.1 13 6.9
Bottom 3.4
Previous 3.0 27 6.6
Median 2.3 21 6.9

Other details

Max depth 3.50
Previous 3.05
Median 2.44
Flow estimate Fast

Observation Documents

Link Date File name Description
Download 20-08-2022 16:16 G5_Coxons_pdf.pdf

Preceding Observations

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