Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #3523
Date and Time Friday 7th May 2010 13:25pm
Approved Approved

Notes

1.AHD 1.30
2.PH top 7.0 bottom 7.5
3. Water in and around drains below G6
(4 Shellduck & 8 Black duck)
3.Apongeton dist. increasing with more water above G5.
4. Properties n&s downstream G5 starting to become covered with water (20 Black duck , 18 Swans)
5. Water just below bearer (N side) at G4. Flooding reduced on Rivernook and downstream

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 12.60 0.10 8.76 83.1 0.26
Previous 13.6 0.1 8.4 81.2 0.3
Median 15.3 0.10 7.82 76.40 0.3
0.5m 12.50 0.10 8.76 81.9 0.26
Previous 15.5 0.1 7.2 72.3 0.3
Median 15.3 0.10 7.80 76.20 0.3
1.0m 12.50 0.10 8.81 83.1 0.26
Previous 13.5 0.1 8.3 80.1 0.3
Median 15.1 0.10 7.62 74.90 0.3
1.5m 12.40 0.10 8.84 83.2 0.26 EC very erratic with wide range
Previous 15.5 0.1 7.2 72.2 0.3
Median 15.1 0.10 7.60 74.80 0.3
2.0m 12.40 0.10 8.93 83.6 0.27 " " " " "
Previous 13.5 0.1 8.2 79.8 0.3
Median 12.5 0.10 8.05 75.70 0.3
2.4m 12.40 0.10 8.96 82.0 0.28
Previous 15.0 0.1 7.0 69.4
Median 12.0 0.10 8.03 75.20

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 10 7.0
Previous 0.1 15 7.0
Median 0.1 30 7.0
Bottom 2.4 15 7.5
Previous 1.7 15 7.0
Median 2.0 30 7.0

Other details

Max depth 2.48
Previous 2.60
Median 2.33
Flow estimate Medium

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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