Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #12846
Date and Time Thursday 11th April 2019 12:35pm
Approved Approved

Notes

Large amount of vegetation floating on surface

Water being pumped off flats upstream

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.40 1.40 5.57 55.0 2.82 No wind
Previous 14.9 0.2 7.1 70.1 0.4
Median 16.4 0.40 6.80 70.10 1.1
0.5m 14.40 1.50 5.47 54.1 2.81 E.C. erratic
Previous 15.3 0.4 5.3 55.3 0.9
Median 16.4 0.40 6.24 66.20 1.1
1.0m 14.40 1.50 5.45 53.9 2.84 "
Previous 14.9 0.2 7.1 70.0 0.4
Median 15.5 0.40 6.73 70.00 1.1
1.5m 14.40 1.60 5.22 51.7 2.97 E.C. very erratic
Previous 15.3 0.4 5.2 52.6 0.9
Median 15.5 0.40 6.14 65.30 1.1
2.0m 14.50 1.60 5.23 51.9 3.08 E.C. erratic
Previous 14.9 0.2 7.0 69.5 0.4
Median 15.4 0.50 6.81 69.50 3.3
2.5m 16.90 32.50 6.08 61.8 49.60
Previous 15.3 0.5 5.3 53.6 0.8
Median 15.4 0.50 5.32 66.30 3.3
3.0m 17.10 34.00 5.33 67.9 51.60
Previous 14.9 0.2 7.1 70.3 0.4
Median 15.4 0.50 5.31 53.30 3.2
3.5m 17.20 34.10 5.29 67.7 51.80 D.O. erratic
Previous 15.3 0.4 5.3 53.3 0.8
Median 18.1 19.90 5.31 53.30 31.9
4.0m 17.20 34.20 5.18 66.3 51.90 "
Previous 14.9 0.2 7.1 70.6 0.4
Median 16.6 21.00 4.33 50.60 33.5
4.5m 17.20 34.20 5.41 69.0 51.90 "
Previous 15.3 0.5 5.3 53.3 0.9
Median 18.0 21.40 4.33 50.60 34.2
5.0m 17.20 34.20 5.08 64.5 51.90 "
Previous 15.4 0.5 5.2 52.2 0.9
Median 17.7 26.30 1.98 25.00 40.9
5.5m 17.20 34.20 5.23 66.7 51.90 "
Previous 18.2 26.7 0.4 4.6 41.8
Median 18.1 26.70 1.98 25.00 41.8
5.7m 17.20 34.20 5.22 67.2 51.90 "
Previous 18.2 26.7 0.4 4.6 41.8
Median 17.7 26.30 1.98 25.00 40.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 3 6.7
Median 0.1 14 6.7
Bottom 5.7
Previous 4.8 3 7.1
Median 5.1 9 7.0

Other details

Max depth 5.75
Previous 4.95
Median 5.23
Flow estimate Medium

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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