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  2. Barwon River Estuary
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  4. 23-03-2018

B1 The Heads

23 March 2018

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

Overview

Estuary Barwon River Estuary
Site The Heads
Observation ID #11917
Date and Time Friday 23rd March 2018 10:00am
Approved Approved

Notes

Tide was low and water was running quickly. It was not practical to use the Van Dorn for bottom depth analysis. Early attempts resulted in Van Dorn wrapped around pylon and seaweed at end of pier made alternative site problematic.

Water Levels and Tides

Low tide time

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.50 38.60 7.89 84.2 55.20
Previous 19.1 38.4 7.9 86.2 54.9
Median 15.3 37.80 9.74 96.10 54.0
0.5m 18.40 38.70 7.92 84.3 55.30
Previous 19.7 37.9 7.2 79.3 54.2
Median 15.3 37.80 9.77 96.60 54.0
1.0m 18.30 38.70 7.92 84.3 55.30
Previous 19.1 38.4 7.9 86.1 54.9
Median 15.3 37.87 9.66 95.80 54.1
1.4m 18.30 38.70 7.93 84.3 55.30
Previous 19.6 37.9 7.2 78.9 54.2
Median 15.3 37.87 9.86 96.00 54.1

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.6
Previous 0.1 9 8.0
Median 0.1 9 7.9
Bottom 1.4
Previous 2.6 9 7.8
Median 2.6 9 7.9

Other details

Max depth 1.50
Previous 2.70
Median 2.70
Flow estimate Fast

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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