Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #11598
Date and Time Friday 17th November 2017 09:00am
Approved Approved

Notes

Reduced flow & water level. Dense Phragmities growth all along side of river channel

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.10 0.10 6.46 70.7 0.28 Meter malfunction with E.C. readings
Previous 15.0 0.1 7.4 74.0 0.3
Median 16.4 0.40 6.98 67.60 0.7
0.5m 18.10 0.10 6.47 68.3 0.28 repeated & entered after checking .
Previous 8.7 0.2 7.3 63.3 0.3
Median 17.3 0.40 6.98 67.60 0.8
1.0m 18.10 0.10 6.52 68.2 0.28 using 0.1 MKCL solution
Previous 15.1 0.1 7.2 72.7 0.3
Median 16.4 0.40 6.90 67.50 0.8
1.5m 18.10 0.10 6.46 68.1 0.28
Previous 8.7 0.2 7.4 63.5 0.3
Median 17.4 0.40 6.90 67.50 0.9
2.0m 18.10 0.10 6.66 70.3 0.28
Previous 15.1 0.1 7.5 74.4 0.3
Median 16.4 0.70 6.78 63.40 1.3
2.5m 18.10 0.10 6.57 69.5 0.28
Previous 8.7 0.2 7.4 63.4 0.3
Median 18.3 1.00 6.78 63.40 35.3
3.0m 18.10 0.10 6.54 69.0 0.28
Previous 15.1 0.1 7.4 73.2 0.3
Median 16.6 26.80 3.68 46.50 41.9
3.5m 18.10 0.10 6.37 67.8 0.28
Previous 8.7 0.2 7.4 63.7 0.3
Median 18.3 27.00 3.68 46.50 42.8
4.0m 18.10 0.10 6.49 68.6 0.28
Previous 15.1 0.1 7.5 74.6 0.3
Median 16.6 27.30 3.60 45.80 42.4
4.5m 18.10 0.10 6.44 68.1 0.28
Previous 8.8 0.2 7.4 63.8 0.3
Median 16.6 27.30 3.42 39.50 42.4

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 19
Previous 0.1 21 6.8
Median 0.1 9 6.5
Bottom 4.6
Previous 4.8
Median 5.2

Other details

Max depth 4.72
Previous 4.90
Median 5.20
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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