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  4. 27-03-2013

G2 Old Coach Road Bridge Princetown

27 March 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 #8193
Date and Time Wednesday 27th March 2013 09:07am
Approved Approved

Notes

    1.28 @ 07:30 (G6)
  • Large amount of pollen, dust & small vegetation on surface of water
  • Large Bream caught upstream
  • Flats are flooded from G5 to Princetown on south side of channel, Water over flats downstream G4 on north side
  • Water visiable in low areas just upstream G4 on north side of channel

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 19.00 3.60 6.63 72.3 6.58 very strong north wind sending waves toward
Previous 18.6 5.8 8.0 88.3 10.5
Median 16.6 1.70 7.52 77.90 3.3
0.5m 18.90 3.60 6.49 71.1 6.59 entrance
Previous 21.2 3.0 7.5 86.1 5.5
Median 16.6 1.70 7.52 77.90 3.3
1.0m 18.90 3.80 6.56 72.0 6.91
Previous 18.6 19.2 8.2 98.3 30.8
Median 16.4 3.70 7.48 78.90 6.7
1.5m 19.00 7.70 8.03 90.5 13.49
Previous 20.6 17.8 7.1 86.8 28.8
Median 16.4 3.70 7.48 78.90 6.7
2.0m 19.10 17.90 5.17 52.2 29.10 D.O. very wide range
Previous 19.8 27.5 8.3 106.9 42.7
Median 16.1 21.50 6.27 72.80 35.4
2.5m 19.90 25.70 7.39 94.3 40.05
Previous 19.4 27.5 7.1 90.4 42.7
Median 16.1 21.50 6.27 72.80 35.4
3.0m 19.90 28.70 6.23 80.8 44.33
Previous 18.6 31.2 3.8 48.8 47.8
Median 16.2 29.40 4.86 53.90 45.3
3.5m 19.40 30.20 4.69 61.1 46.45
Previous 18.1 31.9 2.1 26.4 48.8
Median 16.2 29.40 4.94 54.00 45.3
4.0m 18.60 31.90 1.51 19.5 48.65
Previous 17.8 32.9 0.7 8.7 50.1
Median 16.9 30.50 1.70 16.10 48.3
4.5m 18.10 32.40 0.15 1.9 49.46
Previous 17.5 33.1 1.0 12.5 50.4
Median 16.9 30.30 1.70 16.10 46.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 10 6.3
Previous 0.1 10 6.5
Median 0.1 20 6.8
Bottom 2.5 10 6.7
Previous 2.5 15 7.5
Median 2.5 20 6.9

Other details

Max depth 4.67
Previous 4.50
Median 4.10
Flow estimate Pool

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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