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

Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #17618
Date and Time Friday 19th June 2026 12:40pm
Approved Pending

Notes

Unable to collect bottom sample due to strong flow

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.20 0.30 7.94 75.2 0.44
Previous 13.7 2.8 7.9 75.7 4.0
Median 14.7 2.10 8.28 85.70 3.0
0.5m 12.10 0.30 7.92 74.7 0.44
Previous 14.8 2.7 8.6 84.1 4.0
Median 14.8 2.10 8.28 85.70 3.0
1.0m 12.10 0.30 7.89 74.2 0.45
Previous 13.7 11.9 8.8 84.3 15.6
Median 15.2 4.40 8.38 89.30 6.9
1.5m 12.00 0.30 7.88 74.0 0.45
Previous 15.4 15.0 3.7 36.3 20.0
Median 15.4 3.90 8.32 89.30 6.9
2.0m 12.00 0.30 7.88 74.0 0.45
Previous 14.8 30.1 10.1 99.1 37.3
Median 16.0 30.50 8.21 84.80 40.3
2.5m 12.00 0.30 7.88 73.9 0.45
Previous 16.1 40.9 5.3 53.6 50.5
Median 16.1 30.50 8.02 84.60 41.5
3.0m 12.00 0.30 7.86 73.8 0.45
Previous 15.0 30.8 10.1 98.8 38.3
Median 15.5 34.40 7.22 78.70 47.2
3.5m 12.00 0.30 7.86 73.7 0.45
Previous 16.2 38.7 7.0 70.7 55.3
Median 16.2 34.40 7.15 71.50 47.5
4.0m 11.90 0.30 7.86 73.7 0.45 Mgl Estimate - not stabilized
Previous 15.1 31.5 0.3 2.6 39.1
Median 16.6 35.40 5.51 55.50 49.5
4.2m 12.00 0.30 7.86 73.7 0.45 Mgl Estimate - not stabilized
Previous 16.2 38.9 6.8 68.9 55.5
Median 17.1 35.60 6.05 66.20 49.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 40 6.5
Previous 0.1 10 7.5
Median 0.1 10 7.1
Bottom 4.2
Previous 4.3 11 5.8
Median 3.9 16 7.1

Other details

Max depth 4.30
Previous 4.40
Median 4.00
Flow estimate Fast

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