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G4 Bridge at Rivernook

21 November 2025

CAUTION: This observation has not yet been reviewed by an EstuaryWatch coordinator.

Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #17346
Date and Time Friday 21st November 2025 11:35am
Approved Pending

Notes

Rose Jackson CCMA attended with spare meter

Auto Salinity not functioning here - pls check

Ph as per top as we missed on sheet

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.40 9.25 91.0 0.27
Previous 9.5 0.3 11.5 106.6 0.4
Median 14.0 0.30 8.48 83.00 0.3
0.5m 14.40 8.90 87.6 0.27
Previous 9.7 0.3 10.4 97.1 0.4
Median 14.1 0.30 8.48 83.00 0.3
1.0m 14.40 8.85 86.1 0.27
Previous 9.5 0.3 11.5 106.4 0.4
Median 13.9 0.30 8.42 83.00 0.3
1.5m 14.40 8.83 86.5 0.27
Previous 9.7 0.3 10.4 96.9 0.4
Median 14.1 0.30 8.42 83.00 0.3
2.0m 14.40 8.80 86.3 0.27
Previous 9.5 0.3 11.5 106.3 0.4
Median 13.9 0.30 8.40 82.60 0.3
2.5m 14.40 8.78 86.0 0.27
Previous 9.7 0.3 10.4 96.9 0.4
Median 14.2 0.30 8.40 82.60 0.3
3.0m 14.40 8.79 86.1 0.27
Previous 9.5 0.3 11.5 106.1 0.4
Median 14.4 0.30 8.16 80.20 0.4
3.5m 14.50 8.74 85.7 0.27
Previous 9.7 0.3 10.4 96.8 0.4
Median 14.7 0.50 8.16 80.20 0.4
4.0m 14.50 8.77 85.6 0.27
Previous 9.5 0.3 11.4 105.9 0.4
Median 14.7 0.30 7.44 79.10 0.4
4.5m 14.50 8.65 84.7 0.27
Previous 9.7 0.3 10.4 96.7 0.4
Median 15.0 22.80 7.44 79.10 0.4
5.0m 14.50 8.67 85.2 0.27
Previous 9.7 0.3 10.3 96.5 0.4
Median 14.4 26.00 7.28 77.30 32.7
5.3m 14.50 8.58 84.1 0.27
Previous 17.9 32.2 0.1 1.3 46.0
Median 14.4 26.00 7.17 70.20 32.7

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 24 6.8
Previous 0.1 9 6.3
Median 0.1 11 6.8
Bottom 5.3 30 6.8
Previous 4.8 10 6.5
Median 5.0 10 7.0

Other details

Max depth 5.44
Previous 4.90
Median 5.15
Flow estimate Fast

Observation Documents

Link Date File name Description

Download 		10-01-2026 14:04 image_6.jpg

Download 		10-01-2026 14:04 IMG_9111.jpeg

Preceding Observations

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