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  4. 22-01-2010

G6 Great Ocean Road Bridge at Lower Gellibrand

22 January 2010

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #3063
Date and Time Friday 22nd January 2010 11:50am
Approved Approved

Notes

1. AHD 0.70
2. NOP 0.437 60 SOP 0.755 106.4
3. 14.5ml rain 16th & 17th. River flow now is slowing
4. Platypus surfaced beside probe
5. Large increase of Phragmites from around G5 to estuary. Large no. of Crows near G4. Also 2 Wedgetailed eagles

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 17.00 0.10 7.77 79.7
Previous 16.9 0.1 7.0 72.1
Median 15.3 0.10 7.55 72.10
0.5m 16.80 0.10 7.82 80.1
Previous 21.3 0.1 5.8 65.8
Median 15.3 0.10 7.55 71.80
1.0m 16.80 0.10 7.97 82.1
Previous 16.9 0.1 6.4 66.7
Median 15.1 0.10 7.60 72.50
1.5m 16.70 0.10 7.81 80.8
Previous 21.2 0.1 5.1 56.2
Median 15.1 0.10 7.60 72.50
1.9m 16.80 0.10 7.28 76.3
Previous 17.6 0.1 6.2 65.4
Median 15.1 0.10 7.62 73.80

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 15
Previous 0.1 20
Median 0.1 20
Bottom 1.9 15
Previous 1.7 20
Median 2.2 30

Other details

Max depth 1.96
Previous 1.79
Median 2.47
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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