Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #8190
Date and Time Wednesday 20th March 2013 11:45am
Approved Approved

Notes

    1.16 @ 09:40 G6
  • Flats flooded downstream G4, also Rivernook
  • No water over O.O.R
  • Large no.Ibis & white headed herons in flooded areas
  • G2 _ Grebes & Coots around area

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.70 5.40 7.69 85.3 9.48 Strong north wind
Previous 21.2 3.0 7.5 86.1 5.5
Median 15.9 1.70 7.52 77.90 3.3
0.5m 18.60 5.80 7.96 88.3 10.46 All readings- wide range
Previous 23.2 1.9 6.6 78.9 3.6
Median 15.9 1.70 7.61 77.90 3.3
1.0m 18.50 7.80 8.88 99.0 13.43
Previous 20.6 17.8 7.1 86.8 28.8
Median 16.4 3.70 7.48 78.90 6.7
1.5m 18.60 19.20 8.20 98.3 30.79
Previous 23.3 3.7 7.6 90.8 6.7
Median 16.4 3.70 7.56 78.90 6.7
2.0m 19.30 23.30 7.58 94.6 36.53
Previous 19.4 27.5 7.1 90.4 42.7
Median 16.1 21.50 6.27 71.40 35.4
2.5m 19.80 27.50 8.29 106.9 42.66
Previous 19.0 28.4 4.6 58.5 43.9
Median 16.1 21.50 6.27 71.40 35.4
3.0m 19.30 30.30 5.84 75.5 46.51
Previous 18.1 31.9 2.1 26.4 48.8
Median 16.2 29.40 4.86 53.90 45.3
3.5m 18.60 31.20 3.79 48.8 47.78
Previous 17.8 32.3 1.2 16.0 49.3
Median 16.2 29.40 4.94 54.00 45.3
4.0m 18.10 32.60 1.79 23.0 49.66
Previous 17.5 33.1 1.0 12.5 50.4
Median 16.9 30.50 1.70 16.10 48.3
4.5m 17.80 32.90 0.68 8.7 50.10
Previous 17.2 33.5 0.6 8.3 51.0
Median 16.9 30.30 1.70 16.10 46.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 10 6.5
Previous 0.1 10 6.7
Median 0.1 20 6.8
Bottom 2.5 15 7.5
Previous 2.5 10 7.8
Median 2.5 20 6.9

Other details

Max depth 4.50
Previous 4.47
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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