Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #5926
Date and Time Friday 29th July 2011 11:30am
Approved Approved

Notes

1. AHD 0.54 ( 0.52 At 12:40)
2 NOP 1.936 -1.0 SOP 2.941 -1.0
3.Bottom turbidity sample taken from fishing platform
4.Purple Swamp hens 2. north wetlands

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.20 0.10 8.93 77.2 0.32
Previous 9.4 0.2 8.6 75.4 4.2
Median 13.7 0.60 7.42 70.80 1.0
0.5m 8.80 0.10 8.86 76.9 0.33
Previous 8.8 0.2 8.2 70.5 3.2
Median 13.7 0.60 7.31 70.60 0.9
1.0m 8.70 0.20 8.92 76.4 0.33
Previous 9.4 0.2 8.8 77.0 4.3
Median 14.4 0.90 7.16 71.40 1.4
1.5m 8.70 0.20 8.89 76.2 0.33
Previous 8.8 0.2 7.9 68.8 3.3
Median 14.4 0.90 7.10 70.40 1.3
2.0m 8.60 0.20 8.94 77.0 0.33
Previous 9.4 0.2 8.9 77.0 4.1
Median 15.1 20.70 6.60 68.70 34.4
2.5m 8.70 0.20 8.94 76.5 0.33
Previous 8.8 0.2 8.1 70.0 3.2
Median 15.1 20.70 6.57 68.50 34.4
3.0m 8.70 0.20 8.91 77.1 0.33
Previous 9.4 0.2 8.8 76.8 4.1
Median 15.3 26.80 6.40 68.20 41.7
3.5m 8.60 0.20 8.92 76.8 0.33
Previous 8.8 0.2 8.1 69.7 3.2
Median 15.3 26.80 6.34 67.90 41.7
4.0m 8.70 0.20 8.86 76.8 0.33
Previous 11.3 0.1 7.5 65.2 0.3
Median 15.3 31.20 7.47 65.20 47.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 40 7.2
Previous 0.1 40 7.0
Median 0.1 30 7.2
Bottom 2.0 80 7.0
Previous 3.0 40 7.5
Median 2.5 40 7.3

Other details

Max depth 4.00
Previous 3.37
Median 3.65
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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