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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 #16938
Date and Time Friday 16th May 2025 10:05am
Approved Pending

Notes

Kim Morton - Sampler (to be added)

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.70 1.00 7.02 70.1 1.38
Previous 16.0 0.7 6.6 71.1 1.0
Median 14.4 0.30 8.41 81.80 0.3
0.5m 12.70 1.00 7.01 70.0 1.36
Previous 16.3 0.7 5.6 60.7 1.0
Median 14.3 0.30 8.41 81.80 0.3
1.0m 12.70 1.00 7.00 69.8 1.40
Previous 15.9 0.7 6.5 70.3 1.0
Median 14.3 0.30 8.19 81.50 0.3
1.5m 12.70 1.00 6.95 69.3 1.42
Previous 16.4 0.7 5.5 59.8 1.0
Median 14.2 0.30 8.19 81.50 0.3
2.0m 14.70 22.90 3.63 37.8 32.70
Previous 18.3 24.0 1.0 11.2 34.4
Median 14.2 0.40 8.17 81.30 0.3
2.5m 17.10 28.40 1.97 21.7 40.50
Previous 19.4 26.2 2.2 24.6 37.4
Median 14.2 0.30 8.17 81.30 0.3
3.0m 17.80 31.30 0.43 4.7 44.70 DO Alarm levels from here down
Previous 19.7 30.9 0.2 2.0 44.2
Median 14.9 21.50 7.71 79.30 0.4
3.5m 17.90 32.00 0.22 2.5 45.70
Previous 20.2 31.2 0.2 2.9 44.5
Median 14.9 0.60 7.71 79.30 0.4
4.0m 18.00 32.00 0.17 1.8 45.80
Previous 19.0 32.3 0.1 1.4 46.1
Median 15.4 26.00 7.37 77.90 32.4
4.5m 18.10 32.00 0.15 1.6 45.80
Previous 19.1 32.3 0.1 1.5 46.2
Median 15.3 24.80 7.37 77.90 0.4
5.0m 18.10 32.20 0.13 1.4 46.00
Previous 18.1 32.5 0.1 1.2 46.4
Median 14.4 25.70 7.17 70.20 32.7
5.5m 18.00 32.20 0.11 1.3 46.00
Previous 18.2 32.5 0.1 1.2 46.4
Median 14.4 25.70 7.28 77.30 32.7
5.8m 17.90 32.20 0.13 1.3 46.00
Previous 18.7 34.9 0.1 1.5 46.5
Median 14.2 22.80 7.28 77.30 0.6

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 6.0
Previous 0.1 9 7.4
Median 0.1 10 6.9
Bottom 5.8 9 6.5
Previous 5.8 9 6.4
Median 5.0 11 7.0

Other details

Max depth 5.90
Previous 5.93
Median 5.15
Flow estimate Pool

Observation Documents

Link Date File name Description

Download
17-05-2025 17:37 IMG_6732.jpeg gp1_4

Download
17-05-2025 17:37 IMG_6733.jpeg gp1_4

Download
17-05-2025 17:37 IMG_6734.jpeg gp1_4

Download
17-05-2025 17:37 IMG_6735.jpeg gp1_4

Preceding Observations

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