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  4. 31-08-2012

G5 Coxon's Bridge

31 August 2012

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
CAUTION: This observation has not yet been reviewed by an EstuaryWatch coordinator.
Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #7681
Date and Time Friday 31st August 2012 11:50am
Approved Pending

Notes

1. AHD at G6 2.90 at 12:30
2.Water on some low areas downstream G4 but Rivernook flats are flooded. Cape pondweed flowering in drain
3.Deep water on flats both sides of the channel upstream of G4 where large areas of cape pond weed are forming
4.Nankeen night Heron at G6

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.70 0.10 9.98 90.0 0.29
Previous 10.5 0.2 9.2 82.1 0.3
Median 17.3 0.10 7.29 75.30 0.3
0.5m 10.60 0.10 9.89 89.0 0.29
Previous 9.8 0.1 9.7 85.3 0.3
Median 17.3 0.10 7.22 75.00 0.3
1.0m 10.60 0.10 9.95 89.3 0.29
Previous 10.3 0.2 9.1 81.1 0.3
Median 17.2 0.10 7.30 73.70 0.3
1.5m 10.50 0.10 10.00 89.7 0.29
Previous 9.7 0.2 9.8 86.2 0.3
Median 17.2 0.10 7.29 72.50 0.3
2.0m 10.50 0.10 10.03 89.9 0.29
Previous 10.3 0.2 9.1 81.0 0.3
Median 13.4 0.10 8.07 79.00 0.3
2.5m 10.50 0.10 10.06 89.2 0.29
Previous 9.7 0.2 9.9 87.1 0.3
Median 13.5 0.10 8.07 79.00 0.3
3.0m 10.50 0.10 10.08 90.4 0.29
Previous 10.3 0.2 9.1 81.3 0.3
Median 10.3 0.20 9.45 83.30 0.3
3.4m 10.50 0.10 10.07 90.4 0.29
Previous 9.7 0.2 9.4 83.3 0.3
Median 9.7 0.20 9.45 83.30 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 50
Previous 0.1 40 7.4
Median 0.1 20 7.0
Bottom 2.5 60
Previous 2.5 50 7.4
Median 1.5 40 7.4

Other details

Max depth 3.50
Previous 3.35
Median 1.93
Flow estimate Fast

Observation Documents

No documents found for this observation

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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