Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #9496
Date and Time Friday 10th April 2015 11:05am
Approved Approved

Notes

  • AHD 0.42
  • Black silt & grit on weights from bottom

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.60 3.50 6.91 69.7 6.42
Previous 15.3 2.4 4.4 44.5 4.4
Median 15.7 1.80 7.26 74.90 3.5
0.5m 14.50 3.60 6.63 66.6 6.72
Previous 16.4 2.0 4.2 43.8 4.0
Median 15.7 1.80 7.31 75.60 3.5
1.0m 14.80 6.00 3.95 40.1 10.62 E.C. wide range
Previous 15.2 3.4 2.9 29.4 7.4
Median 15.7 3.20 6.96 75.00 5.8
1.5m 16.00 29.40 5.63 68.1 45.21
Previous 16.5 2.2 4.2 43.2 4.1
Median 16.4 3.20 6.99 75.20 5.8
2.0m 16.60 31.60 6.05 75.8 48.31
Previous 15.2 6.0 1.7 17.8 10.6
Median 15.7 25.70 5.80 66.50 40.1
2.5m 16.70 33.20 5.89 74.0 50.50
Previous 17.3 10.3 4.1 40.6 16.4
Median 16.0 26.40 5.90 66.50 41.4
3.0m 16.60 33.80 5.39 67.9 51.40
Previous 17.6 32.5 0.2 2.7 49.7
Median 15.8 30.40 3.72 44.60 46.7
3.5m 16.60 33.90 5.03 63.3 51.50
Previous 18.1 30.4 1.8 22.3 46.6
Median 15.8 30.40 3.72 44.60 46.6
3.7m 16.70 33.90 5.08 64.0 51.50
Previous 18.1 29.9 2.4 30.2 45.7
Median 15.8 30.40 3.81 47.80 46.7

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.1
Previous 0.1 9 6.5
Median 0.1 9 7.0
Bottom
Previous 4.5
Median 4.2

Other details

Max depth 3.79
Previous 3.95
Median 4.05
Flow estimate Slow

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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