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  4. 06-09-2013

G2 Old Coach Road Bridge Princetown

6 September 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 #8474
Date and Time Friday 6th September 2013 09:30am
Approved Approved

Notes

    2.02 G6 @ 09:00
  • Flow reducing
  • Flood water reduced to very low areas below G4 but from mid way between G4& G5 water covers all flats
  • Cape pondweed - large areas flowering in flood water around G5

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 13.20 0.20 8.03 77.5 0.35 Water very redish brown in colour
Previous 11.0 0.2 8.3 74.6 0.3
Median 16.8 1.90 7.61 77.90 3.6
0.5m 13.20 0.20 7.98 76.1 0.35
Previous 10.2 0.1 8.3 74.5 0.3
Median 17.3 2.10 7.61 78.00 4.0
1.0m 13.20 0.20 8.02 76.5 0.35
Previous 11.0 0.1 7.6 72.0 0.3
Median 17.3 7.40 7.40 79.40 12.6
1.5m 13.20 0.20 7.97 75.9 0.35
Previous 10.2 0.1 8.4 74.8 0.3
Median 17.4 7.70 7.40 80.80 12.8
2.0m 13.20 0.20 7.77 74.1 0.35
Previous 11.0 0.1 7.9 71.5 0.3
Median 16.7 27.50 6.29 74.30 42.7
2.5m 13.20 0.20 7.76 74.2 0.35
Previous 10.2 0.1 8.4 74.3 0.3
Median 17.0 27.50 6.29 74.70 42.7
3.0m 13.20 0.20 7.60 72.3 0.35
Previous 11.0 0.2 7.7 70.0 0.3
Median 16.9 31.10 4.15 50.90 47.6
3.5m 13.20 0.20 7.51 71.7 0.36
Previous 10.2 0.1 8.3 74.3 0.3
Median 16.9 31.20 4.15 50.90 47.8
3.9m 13.20 0.20 7.73 73.9 0.36
Previous 11.4 17.0 6.9 69.8 27.5
Median 16.9 31.20 4.05 48.80 47.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 17 6.7
Previous 0.1 50 6.6
Median 0.1 13 6.8
Bottom 2.5 60 6.8
Previous 2.5 40 6.8
Median 2.5 12 7.0

Other details

Max depth 4.00
Previous 4.23
Median 4.00
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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