Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #3286
Date and Time Saturday 20th March 2010 15:20pm
Approved Approved

Notes

1.change in YSI meter
2. AHD 0.78
3. NOP 0.303 32 SOP 0.633 75

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 21.10 8.80 6.46 76.9
Previous 17.2 4.0 5.4 61.3
Median 16.2 2.20 7.12 73.70
0.5m 20.20 18.50 6.35 79.8
Previous 20.0 1.5 7.0 78.2
Median 16.2 2.20 7.19 74.40
1.0m 19.00 22.70 6.98 85.3
Previous 17.4 20.9 5.3 63.8
Median 17.3 14.30 6.55 73.50
1.5m 18.50 26.60 7.40 93.5 Boats stirring up the water column significantly
Previous 19.1 20.1 6.5 76.1
Median 17.3 14.30 6.69 73.90
2.0m 18.40 28.10 7.97 99.5 ppt. fluctuating
Previous 16.6 29.7 6.4 79.8
Median 16.8 30.00 5.58 65.30
2.5m 18.40 28.90 8.03 101.2 water turbidity visiable from boat outboard
Previous 18.5 29.3 2.8 35.0
Median 16.9 30.00 5.58 65.30
3.0m 18.30 29.60 7.22 92.2
Previous 16.7 31.7 5.6 69.5
Median 17.4 31.40 4.91 57.50
3.3m 18.00 30.70 5.26 70.2
Previous 18.4 30.8 1.6 20.3
Median 17.4 31.40 4.70 55.40

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 15
Previous 0.1 15
Median 0.1 20
Bottom 3.3 10
Previous 3.5 10
Median 3.0 20

Other details

Max depth 3.39
Previous 3.68
Median 3.27
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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