Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #7937
Date and Time Friday 30th November 2012 10:00am
Approved Approved

Notes

1. AHD 0.46
0.80 G6 at 08:15
2. Over 39C. yesterday (on 29/11/12) but storms & heavy rain during monitoring( about 5.5ml. )

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 20.90 2.10 6.74 76.5 0.39
Previous 16.7 1.8 7.4 76.9 3.4
Median 14.4 1.20 7.87 79.20 2.2
0.5m 20.60 2.10 6.50 73.2 3.97
Previous 15.3 1.2 7.7 77.2 2.3
Median 14.4 1.20 8.03 80.00 2.2
1.0m 20.10 10.90 6.60 76.9 18.22
Previous 17.2 3.2 7.9 83.8 6.5
Median 14.4 4.00 7.90 82.20 7.8
1.5m 19.00 20.60 6.24 76.2 32.60
Previous 15.5 18.0 5.9 61.0 24.1
Median 14.4 4.30 7.90 82.20 8.1
2.0m 18.00 29.10 6.83 85.8 44.86
Previous 15.7 28.8 5.3 64.2 44.6
Median 15.4 24.90 6.73 75.40 39.2
2.5m 17.50 30.70 6.40 80.7 47.17
Previous 15.5 31.5 7.1 86.8 48.5
Median 15.4 24.90 6.74 76.50 39.2
3.0m 17.50 31.10 6.66 83.9 47.63
Previous 15.3 31.3 4.2 50.9 47.9
Median 15.6 29.30 5.13 60.10 45.2
3.5m 17.40 31.30 6.50 81.7 47.86
Previous 15.4 32.7 7.0 86.4 50.0
Median 15.7 29.30 5.17 63.60 45.2
3.7m 17.30 31.30 6.35 80.7 47.90
Previous 14.4 26.9 3.3 38.4 41.8
Median 15.7 28.80 5.13 60.10 44.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 15 6.9
Previous 0.1 15 6.9
Median 0.1 20 6.7
Bottom 2.5 15 7.2
Previous 2.5 15 7.0
Median 2.5 30 6.8

Other details

Max depth 3.77
Previous 3.95
Median 4.02
Flow estimate Slow

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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