Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #11355
Date and Time Friday 21st July 2017 08:45am
Approved Approved

Notes

Air temp 0. degrees

Very fast flow

All flats flooded at G5 & upstream  apart from very high land & levee bank. Many swans& water birds. Also scarlet Robin near bridge

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.20 0.10 8.08 70.2 0.31
Previous 10.5 0.2 8.6 76.6 0.3
Median 17.6 0.10 7.41 70.60 0.3
0.5m 9.20 0.10 8.04 70.0 0.31
Previous 10.1 0.2 8.8 78.6 0.4
Median 17.6 0.10 6.72 69.10 0.3
1.0m 9.20 0.10 8.06 70.3 0.31
Previous 10.5 0.2 8.5 76.4 0.3
Median 17.6 0.10 6.97 69.50 0.3
1.5m 9.20 0.10 8.07 70.1 0.31
Previous 10.0 0.2 8.9 78.8 0.4
Median 17.6 0.10 6.57 66.80 0.3
2.0m 9.20 0.10 8.06 70.1 0.31
Previous 10.0 0.2 8.8 78.4 0.4
Median 14.8 0.10 7.57 66.60 0.2
2.5m 9.20 0.10 8.06 70.2 0.31
Previous 11.3 0.1 8.3 75.8 0.3
Median 18.7 0.10 7.57 66.60 0.2
3.0m 9.20 0.10 8.01 69.7 0.31
Previous 9.6 0.1 7.3 64.4 0.3
Median 9.6 0.10 7.35 64.40 0.3
3.4m 9.20 0.10 7.85 68.4 0.31
Previous
Median

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 95
Previous 0.1 9 5.9
Median 0.1 10 6.4
Bottom 3.4 7
Previous 1.8
Median 1.8

Other details

Max depth 3.45
Previous 1.90
Median 1.93
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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