Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #2343
Date and Time Saturday 22nd August 2009 15:10pm
Approved Approved

Notes

1. Increase of ppt. - rough seas entering estuary
2. AHD - 92

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.90 0.50 7.69 69.5
Previous 10.1 0.2 8.9 78.9
Median 16.0 3.50 6.58 70.40
0.5m 10.80 0.60 7.71 69.6
Previous 9.7 0.5 8.4 74.4
Median 16.2 3.60 6.58 70.40
1.0m 10.70 0.70 7.48 67.8
Previous 10.0 0.2 8.7 77.3
Median 16.9 14.90 6.26 69.50
1.5m 10.70 0.80 7.38 67.1
Previous 9.5 0.6 8.3 73.1
Median 17.2 15.70 6.26 69.50
2.0m 10.70 1.10 7.27 65.8
Previous 10.0 0.2 8.5 75.6
Median 16.8 28.90 5.42 66.00
2.5m 11.30 19.10 5.88 63.7 ppt. 20-17.8 constant change D.O.mg/l & %
Previous 9.4 1.3 6.8 60.3
Median 17.1 29.40 5.42 66.00
3.0m 12.50 28.20 5.71 62.7
Previous 10.0 0.2 8.3 75.0
Median 16.8 31.30 4.58 50.20
3.5m 12.80 29.70 5.48 62.0
Previous 11.9 23.4 6.8 72.3
Median 16.8 31.30 4.26 49.50

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30
Previous 0.1 30
Median 0.1 15
Bottom 3.6 40
Previous 3.1 30
Median 3.4 20

Other details

Max depth 3.59
Previous 3.25
Median 3.43
Flow estimate Fast

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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