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  4. 11-03-2018

G4 Bridge at Rivernook

11 March 2018

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

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #11877
Date and Time Sunday 11th March 2018 14:10pm
Approved Approved

Notes

AHD G6 1.05 @15:15

Site difficult to monitor because long weekend activity

River very dark & dirty  -drain discharging just U/S G4

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.70 0.50 4.42 47.7 1.05
Previous 18.1 0.3 4.4 47.0 0.6
Median 18.1 0.30 6.47 67.20 0.6
0.5m 18.70 0.50 4.51 47.8 1.06
Previous 18.1 0.3 5.9 62.5 0.7
Median 18.1 0.30 6.98 68.30 0.7
1.0m 18.60 0.50 4.46 47.9 1.02 E.C. very erratic
Previous 18.0 0.3 4.4 46.3 0.6
Median 18.1 0.30 6.46 67.10 0.6
2.0m 18.30 0.50 4.58 48.7 0.97 "
Previous 18.0 0.3 4.3 45.8 0.6
Median 18.1 0.30 6.57 63.40 0.6
3.0m 18.30 0.60 4.57 48.9 1.10 "
Previous 19.7 22.3 0.0 0.4 35.3
Median 18.1 25.40 3.18 37.20 40.6
4.0m 18.30 1.60 4.40 49.0 3.40 "
Previous 18.6 27.7 0.0 0.4 43.1
Median 18.1 27.00 3.42 39.50 41.8
5.0m 17.60 28.60 0.07 0.8 44.18 "
Previous 17.3 28.9 0.0 0.3 44.1
Median 17.3 27.80 3.08 37.70 43.1

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 9 6.7
Median 0.1 9 6.7
Bottom 5.3
Previous 5.8 9 6.8
Median 5.2 4 7.0

Other details

Max depth 5.43
Previous 5.94
Median 5.25
Flow estimate Medium

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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