Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #2138
Date and Time Friday 1st May 2009 11:00am
Approved Approved

Notes

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 11.50 4.40 5.50 51.4 probe drifting in flow
Previous 12.0 4.4 6.1 60.0
Median 15.9 3.10 6.58 68.60
0.5m 11.80 5.10 5.34 50.6
Previous 14.7 4.0 7.5 76.8
Median 16.0 3.10 6.61 69.60
1.0m 11.80 6.80 5.23 50.9 very erratic
Previous 14.3 25.9 7.5 86.7
Median 16.7 14.90 6.26 65.00
1.5m 12.50 11.20 4.10 42.0 erratic
Previous 15.4 13.7 7.7 83.3
Median 16.7 14.90 6.26 65.00
2.0m 13.40 16.10 3.68 39.4
Previous 15.6 32.0 6.8 82.8
Median 16.7 29.20 5.38 63.00
2.5m 13.40 29.90 4.26 47.0
Previous 17.7 28.8 8.0 100.3
Median 16.7 28.90 5.32 61.80
3.0m 15.20 32.90 5.11 61.2
Previous 15.1 34.1 6.3 78.0
Median 16.8 31.20 3.89 46.60
3.5m 15.40 34.00 4.92 62.2
Previous 18.0 30.6 5.8 74.5
Median 16.8 31.20 3.89 46.60
3.6m 15.40 34.00 4.92 65.8
Previous 17.7 30.9 6.9 88.0
Median 16.8 31.20 3.85 46.60

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 15
Previous 0.1 10
Median 0.1 15
Bottom
Previous 3.0 15
Median 3.4 15

Other details

Max depth 3.71
Previous 4.21
Median 3.43
Flow estimate Medium

Observation Documents

No documents found for this observation

Preceding Observations

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