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  4. 28-02-2013

G2 Old Coach Road Bridge Princetown

28 February 2013

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #8182
Date and Time Thursday 28th February 2013 16:20pm
Approved Approved

Notes

  • very strong S/E wind driving waves to G2.
  • cold wet and windy.
  • probe drifting under bridge.
  • fisherman reported that a similar incident occured on Hopkins within last 5 years. A similar incident also occured on the Surrey which was a natural opening.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.90 3.30 6.07 66.8 6.04
Previous 21.8 5.3 1.0 13.5 8.8
Median 15.2 1.50 7.97 78.10 2.9
0.5m 19.10 3.30 6.05 66.4 6.03
Previous 21.8 2.5 3.4 39.7 4.0
Median 15.1 1.30 7.97 78.10 2.6
1.0m 19.10 3.30 5.97 65.7 6.05
Previous 18.9 24.2 5.3 66.2 37.8
Median 14.9 3.20 7.56 81.30 6.1
1.5m 18.40 26.10 4.93 61.2 41.05
Previous 26.5 26.6 5.2 64.2 41.3
Median 14.9 3.10 7.56 81.30 5.8
2.0m 17.60 29.70 4.77 59.9 45.72
Previous 17.5 31.6 5.4 68.3 48.5
Median 15.5 20.10 6.53 74.80 32.6
2.5m 17.40 31.50 4.72 59.3 48.20
Previous 17.0 33.4 6.5 82.6 50.7
Median 15.5 16.10 6.53 74.80 26.2
3.0m 17.30 33.10 4.36 54.2 50.40
Previous 16.9 33.7 6.0 75.0 51.3
Median 16.0 29.20 5.17 60.10 45.1
3.5m 17.00 33.00 4.51 57.2 51.10
Previous 16.9 33.7 6.6 82.3 51.3
Median 15.8 28.80 4.86 53.90 44.5
3.8m 16.90 33.70 4.94 62.0 51.20
Previous 17.5 31.5 0.1 1.4 48.2
Median 15.8 28.80 4.86 53.90 44.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 10 7.0
Median 0.1 15 6.8
Bottom
Previous 3.0 15 7.0
Median 2.5 20 6.8

Other details

Max depth 3.90
Previous 3.95
Median 4.10
Flow estimate N/A

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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