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  5. 18-06-2025

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B1 The Heads

18 June 2025

Observation details

Overview

Estuary Barwon River Estuary
Site The Heads
Observation ID #17019
Date and Time Wednesday 18th June 2025 09:45am
Approved Approved

Notes

As the current was very fast, we only took two depth measurements as we did not want to risk damaging the probe. Maximum depth could not be ascertained.

Water Levels and Tides

Low tide time 09:54

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.90 34.20 10.59 93.6 48.90
Previous 13.7 38.4 10.2 96.4 54.8
Median 15.7 37.20 9.37 93.50 53.1
0.5m 10.90 34.20 10.53 93.3 48.90
Previous 13.0 38.2 10.0 92.6 54.5
Median 16.1 37.20 9.34 93.50 53.1

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.0
Previous 0.1 9 8.1
Median 0.1 9 7.9
Bottom 0.0 9 7.0
Previous 3.2 9 7.4
Median 2.5 9 7.9

Other details

Max depth 0.60
Previous 3.30
Median 2.60
Flow estimate Fast
Low tide time 09:54am

Observation Documents

Link Date File name Description

Download 		21-06-2025 21:45

Preceding Observations

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