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  2. Barwon River Estuary
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  4. 02-03-2023

B1 The Heads

2 March 2023

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

Overview

Estuary Barwon River Estuary
Site The Heads
Observation ID #15330
Date and Time Thursday 2nd March 2023 09:30am
Approved Approved

Notes

pH meter would not calibrate (Error4 message) - instead we used the pH paper kit.

Water Levels and Tides

Low tide time 13:44

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.80 37.90 9.50 102.7 54.10
Previous 21.8 37.7 7.4 102.1 51.4
Median 16.1 36.30 8.85 91.00 51.8
0.5m 18.80 37.90 9.48 102.3 54.10
Previous 19.0 37.8 8.6 93.1 53.8
Median 15.6 36.30 8.85 90.00 51.8
1.0m 18.80 37.90 9.47 102.2 54.10
Previous 21.7 37.7 7.5 103.3 51.6
Median 16.3 36.30 8.81 91.10 51.9
1.5m 18.80 37.90 9.46 102.1 54.10
Previous 19.0 37.8 8.5 92.5 53.8
Median 15.6 36.30 8.81 90.90 51.9
2.0m 18.70 37.90 9.46 102.1 54.10
Previous 21.7 37.7 7.6 104.9 51.8
Median 16.2 37.00 8.75 92.20 51.9
2.5m 18.70 37.90 9.46 102.1 54.10
Previous 19.1 37.8 8.5 92.2 53.8
Median 16.2 36.30 8.83 92.20 52.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 8.0
Previous 0.1 9 7.6
Median 0.1 9 7.7
Bottom 2.5 9 8.0
Previous 2.3 9 7.4
Median 2.6 9 7.8

Other details

Max depth 2.60
Previous 2.40
Median 2.70
Flow estimate Medium
Low tide time 13:44pm

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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