Observation details

Overview

Estuary Barwon River Estuary
Site The Heads
Observation ID #15882
Date and Time Wednesday 15th November 2023 09:45am
Approved Approved

Notes

We were not able to calibrate the Ph as tube of test liquid was empty. Consequently,  we used Ph strips from the kit.

Water Levels and Tides

Low tide time 08:16

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 16.20 37.90 8.75 89.9 54.10
Previous 14.5 37.3 9.4 91.5 53.3
Median 15.1 37.30 9.48 99.30 53.3
0.5m 16.10 37.90 8.77 89.6 54.10
Previous 14.5 37.6 9.3 92.7 53.7
Median 15.1 37.40 9.48 99.30 52.9
1.0m 16.00 37.90 8.80 89.6 54.20
Previous 14.5 37.4 9.4 91.4 53.4
Median 15.2 37.40 9.52 99.30 53.4
1.5m 16.00 37.90 8.78 89.5 54.10
Previous 14.5 37.6 9.3 92.7 53.7
Median 15.2 37.40 9.52 99.30 53.4
1.9m 16.00 37.90 8.73 89.0 54.10
Previous 12.8 37.4 10.3 98.6 53.4
Median 16.7 37.40 10.00 99.50 53.4

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.8
Previous 0.1 9 8.2
Median 0.1 9 8.0
Bottom 1.9 9 7.9
Previous 1.5 9 8.3
Median 2.5 9 8.0

Other details

Max depth 2.00
Previous 1.60
Median 2.60
Flow estimate Slow
Low tide time 08:16am

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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