Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #9780
Date and Time Sunday 9th August 2015 10:40am
Approved Approved

Notes

    G6 3.20 @ 08:35
  • Visible water over all flats to G6 where water is covering the eastern flat south GOR.
  • Water drained downstream G4 but Rivernook flats have deep water cover with water over bank between G5 & G4. Large area of water across causeway G4
  • Interesting discharge around springs along OOR between G5 &G4

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.20 0.20 8.75 76.1 0.40 E.C. erratic
Previous 8.1 0.4 9.8 83.0 0.7
Median 15.8 2.00 7.26 76.90 4.0
0.5m 9.20 0.20 8.70 75.5 0.42 "
Previous 8.4 0.5 8.9 75.8 1.1
Median 15.8 2.00 7.12 75.80 4.0
1.0m 9.10 0.20 8.58 74.6 0.40 "
Previous 8.1 0.4 9.8 82.8 0.8
Median 16.4 5.00 6.96 75.20 8.4
1.5m 9.10 0.20 8.72 75.8 0.41 Probe starting to drift
Previous 8.4 0.6 8.7 74.8 1.2
Median 16.4 5.00 6.95 75.00 8.4
2.0m 9.20 0.20 8.67 75.3 0.40 Probe attached to weighted rope
Previous 8.1 0.4 9.8 82.9 0.9
Median 16.5 27.80 5.89 69.60 43.0
2.5m 9.20 0.20 8.58 74.7 0.42 "
Previous 8.4 1.3 8.2 70.5 2.4
Median 16.5 27.80 5.80 68.10 43.0
3.0m 9.10 0.20 8.52 74.0 0.40 "
Previous 8.4 2.8 9.0 77.8 5.7
Median 16.6 30.40 3.81 47.90 46.7
3.5m 9.10 0.20 8.51 73.9 0.40 "
Previous 12.5 28.9 2.1 23.9 44.8
Median 16.6 30.40 3.73 47.40 46.7
3.8m 9.20 0.20 7.49 74.8 0.41 "
Previous 13.6 31.6 3.2 37.0 48.5
Median 16.7 30.50 3.81 47.90 46.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30 6.4
Previous 0.1 24 6.7
Median 0.1 9 7.0
Bottom
Previous 4.0
Median 4.2

Other details

Max depth 3.88
Previous 4.12
Median 4.09
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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