Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #7911
Date and Time Saturday 3rd November 2012 11:50am
Approved Approved

Notes

1. AHD at G6 1.54 at 12:40
2.Water only in low areas & drains - Cape pond weed covering all those areas
3.Many water birds remain
4.Bearer at G4 about 1m above water.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.70 0.10 8.27 80.6 0.28 large amount of small peices of floating
Previous 13.4 0.1 7.6 72.5 0.3
Median 15.8 0.10 7.29 75.00 0.3
0.5m 14.40 0.10 8.11 79.4 0.28 vegetation travelling from upstream
Previous 11.2 0.1 8.4 76.1 0.3
Median 17.3 0.10 7.29 75.30 0.3
1.0m 14.30 0.10 8.10 79.3 0.28 probe drifting slightly
Previous 13.3 0.1 7.4 70.8 0.3
Median 15.7 0.10 7.30 72.50 0.3
1.5m 14.20 0.10 8.22 80.1 0.28
Previous 11.1 0.1 8.3 75.9 0.3
Median 17.2 0.10 7.30 73.70 0.3
2.0m 14.20 0.10 8.21 80.1 0.28
Previous 11.1 0.1 8.4 76.8 0.3
Median 13.4 0.10 8.07 76.80 0.3
2.1m 14.20 0.10 8.23 80.3 0.28
Previous 14.1 0.1 7.8 75.7 0.3
Median 13.5 0.10 8.07 79.00 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 20 7.3
Previous 0.1 20 7.3
Median 0.1 20 7.0
Bottom
Previous 2.5 60 7.4
Median 1.5 50 7.4

Other details

Max depth 2.20
Previous 2.00
Median 1.95
Flow estimate Medium

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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