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  4. 11-03-2017

G4 Bridge at Rivernook

11 March 2017

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

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #10940
Date and Time Saturday 11th March 2017 10:20am
Approved Approved

Notes

AHD G2 1.12

Max depth 5.61 m but observations only taken to 3.50 where D.O. starts to reduce to 0.01  mg/l

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.90 0.00 4.05 43.5 0.00
Previous 19.1 0.0 4.3 46.0 0.2
Median 15.6 0.40 7.08 68.60 0.7
0.5m 19.00 0.00 3.96 42.8 0.00
Previous 17.3 0.7 6.1 63.5 1.4
Median 15.6 0.70 7.31 68.90 1.4
1.0m 19.00 0.00 3.90 42.1 0.00
Previous 19.1 0.0 4.3 46.1 0.2
Median 16.4 0.40 6.99 67.60 0.9
1.5m 19.00 0.00 3.72 40.1 0.30
Previous 17.4 0.8 5.3 55.0 3.7
Median 16.4 0.80 7.10 68.80 1.7
2.0m 19.00 0.00 3.74 40.5 0.00
Previous 18.7 22.5 5.0 61.7 35.3
Median 17.8 22.50 5.99 65.00 35.3
2.5m 18.90 0.00 3.35 36.2 0.00
Previous 18.4 28.9 3.7 46.6 44.6
Median 17.8 27.40 7.13 66.40 42.7
3.0m 18.90 0.00 3.03 32.8 21.50
Previous 18.4 27.9 1.3 16.5 43.2
Median 17.6 27.90 4.17 51.00 43.2
3.5m 18.90 0.00 0.01 0.2 43.27
Previous 18.4 29.0 3.7 46.7 44.8
Median 17.6 27.90 4.32 54.90 43.2

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 9 6.4
Median 0.1 10 6.6
Bottom 5.5
Previous 5.8 7
Median 5.2 7

Other details

Max depth 5.61
Previous 5.85
Median 5.33
Flow estimate Slow

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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