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G4 Bridge at Rivernook

18 July 2025

Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #17090
Date and Time Friday 18th July 2025 10:32am
Approved Approved

Notes

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.80 0.30 10.45 97.4 0.39
Previous 8.9 0.2 11.2 102.6 0.3
Median 14.3 0.30 8.41 81.80 0.3
0.5m 9.70 0.30 10.41 97.1 0.39
Previous 12.7 1.0 7.0 70.0 1.4
Median 14.3 0.30 8.19 80.70 0.3
1.0m 9.70 0.30 10.40 96.9 0.39
Previous 8.9 0.2 11.2 102.5 0.3
Median 14.2 0.30 8.19 81.50 0.3
1.5m 9.70 0.30 10.39 96.9 0.39
Previous 12.7 1.0 7.0 69.3 1.4
Median 14.2 0.30 8.15 80.50 0.3
2.0m 9.70 0.30 10.39 96.9 0.39
Previous 8.9 0.2 11.2 102.3 0.3
Median 14.2 0.40 8.17 81.30 0.3
2.5m 9.70 0.30 10.40 96.9 0.39
Previous 17.1 28.4 2.0 21.7 40.5
Median 14.2 0.40 8.17 80.30 0.3
3.0m 9.70 0.30 10.38 96.8 0.39
Previous 8.9 0.2 11.2 102.1 0.3
Median 14.9 21.50 7.71 79.30 0.4
3.5m 9.70 0.30 10.37 96.8 0.39
Previous 17.9 32.0 0.2 2.5 45.7
Median 14.9 21.50 7.53 79.10 0.4
4.0m 9.70 0.30 10.37 96.7 0.39
Previous 8.9 0.2 11.2 101.9 0.3
Median 15.4 26.00 7.37 77.90 32.4
4.5m 9.70 0.30 10.36 96.7 0.39
Previous 18.1 32.0 0.1 1.6 45.8
Median 15.4 26.00 7.27 73.80 32.4
5.0m 9.70 0.30 10.34 96.7 0.39
Previous 17.9 32.2 0.1 1.3 46.0
Median 14.7 26.00 7.17 70.20 37.0
5.5m 9.70 0.30 10.35 96.6 0.39
Previous 18.1 32.5 0.1 1.2 46.4
Median 14.4 25.70 7.17 70.20 32.7
5.7m 9.70 0.30 10.35 96.5 0.39
Previous 18.2 32.5 0.1 1.2 46.4
Median 14.4 25.70 7.28 77.30 32.7

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 12 5.7
Previous 0.1 14 6.0
Median 0.1 10 6.9
Bottom 5.7 15 5.6
Previous 2.2 12 6.0
Median 5.0 11 7.0

Other details

Max depth 5.83
Previous 4.98
Median 5.15
Flow estimate Fast

Observation Documents

Link Date File name Description

Download 		30-07-2025 12:03 IMG_7347.jpeg

Download 		30-07-2025 12:03 IMG_7348.jpeg

Download 		30-07-2025 12:03 IMG_7349.jpeg

Preceding Observations

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