Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #12732
Date and Time Thursday 28th February 2019 07:55am
Approved Approved

Notes

AHD G6 1.40 @ 07:30      AHD G2 1.45 @ 10:30

Flow estimate difficult because of surface ripples

Water on all flats but difficult to see because of increase height of aquatic water vegetation

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 19.20 0.10 4.98 54.0 0.26
Previous 16.9 0.1 6.3 64.9 0.3
Median 15.7 0.10 7.23 73.70 0.3
0.5m 19.20 0.10 4.88 52.8 0.26
Previous 21.2 0.1 5.9 66.4 0.3
Median 15.6 0.10 7.23 73.70 0.3
1.0m 19.20 0.10 4.84 52.4 0.26
Previous 16.8 0.1 6.2 63.7 0.3
Median 15.7 0.10 7.24 74.00 0.3
1.5m 19.20 0.10 4.79 51.8 0.26
Previous 21.2 0.1 5.8 65.0 0.3
Median 15.6 0.10 7.24 74.00 0.3
2.0m 19.20 0.10 4.73 51.1 0.26
Previous 15.1 0.1 7.4 73.3 0.3
Median 15.4 0.10 7.28 73.20 0.3
2.1m 19.20 0.10 4.73 50.9 0.26
Previous 10.3 0.1 9.6 85.4 0.3
Median 15.7 0.20 7.28 73.20 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 6.6
Previous 0.1 8 6.8
Median 0.1 11 6.8
Bottom 2.1 9 6.6
Previous 1.9 8 6.7
Median 1.9 12 6.7

Other details

Max depth 2.23
Previous 2.05
Median 2.05
Flow estimate Pool

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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