Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #8641
Date and Time Friday 20th December 2013 10:30am
Approved Approved

Notes

  • AHD 0.20
  • " 1.08 @ G6 @ 09:28
  • Not possible to tell freshwater inflow influence because of s/w wind waves creating turbulence. Probe carried slightly under bridge

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 19.80 2.10 7.51 84.0 3.97 Strong s/wind
Previous 15.8 0.6 7.9 79.7 1.3
Median 16.2 1.90 7.48 76.60 3.6
0.5m 20.00 2.10 7.60 84.1 3.96 D.O. erratic
Previous 16.0 2.5 7.2 74.6 4.7
Median 16.2 1.90 7.34 76.10 3.6
1.0m 19.80 2.20 7.37 81.6 4.09 E.C. very erratic
Previous 15.6 1.0 7.8 78.8 1.8
Median 16.4 4.80 7.48 78.70 7.3
1.5m 17.60 32.60 7.42 93.0 49.12
Previous 15.8 30.9 6.5 78.7 5.5
Median 16.4 4.80 7.41 78.20 7.3
2.0m 17.20 33.80 7.34 94.5 51.20
Previous 15.8 29.2 4.7 55.8 44.9
Median 16.7 27.50 6.29 71.50 42.7
2.5m 17.00 34.60 7.28 93.3 52.40
Previous 15.6 34.3 6.6 81.8 52.1
Median 16.7 26.20 6.29 71.50 40.9
3.0m 17.00 34.60 7.28 93.3 52.50
Previous 15.8 32.1 4.1 50.5 49.0
Median 16.9 31.10 4.69 54.00 47.6
3.5m 17.00 34.60 7.22 92.2 52.50
Previous 15.5 34.5 6.5 80.9 52.3
Median 16.9 30.50 4.69 54.00 46.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 14 6.9
Previous 0.1 15 6.9
Median 0.1 10 6.7
Bottom 3.5
Previous 3.8 6 6.8
Median 2.5 10 7.1

Other details

Max depth 3.60
Previous 3.89
Median 4.00
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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