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  4. 20-10-2023

G5 Coxon's Bridge

20 October 2023

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

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #15817
Date and Time Friday 20th October 2023 09:50am
Approved Approved

Notes

River flats still quite full

Large numbers of ducks and other waterfowl. White-necked heron spotted.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 13.80 0.20 9.41 96.8 0.28
Previous 12.2 0.2 10.0 99.3 0.3
Median 14.1 0.20 9.16 94.10 0.3
0.5m 13.60 0.20 9.42 96.6 0.28
Previous 11.2 0.2 10.2 98.0 0.3
Median 14.1 0.20 9.08 93.60 0.3
1.0m 13.60 0.20 9.43 96.6 0.28
Previous 12.1 0.2 10.1 99.1 0.3
Median 14.0 0.20 9.15 93.90 0.3
1.5m 13.60 0.20 9.42 96.5 0.28
Previous 11.1 0.2 10.2 97.8 0.3
Median 14.0 0.20 9.06 93.50 0.3
2.0m 13.50 0.20 9.42 96.4 0.28
Previous 12.1 0.2 10.0 93.9 0.3
Median 14.0 0.20 9.79 93.90 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 24 7.1
Previous 0.1 24 6.7
Median 0.1 23 6.9
Bottom 2.0 50 7.1
Previous 2.4 24 6.9
Median 2.6 24 6.9

Other details

Max depth 2.40
Previous 2.45
Median 2.75
Flow estimate Medium

Observation Documents

Link Date File name Description

Preceding Observations

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