Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #3703
Date and Time Friday 11th June 2010 14:25pm
Approved Approved

Notes

1.AHD 1.60
2.PH top 7.0 -bottom not taken. (site too slippery)
3.Rainfall 42ml (4.6.10 -11.6.10)
4.NOP 1.035 183.7 SOP. 1.571 198.6
5.Increase In PPT at 1.00m depth
6.Water increasing in main wetland south side below G6, flats below G6 -water in drainage area.
Flats at G5 flooded on south and north sides of channel
7. Aponogeton d. flowering from Rowans Gully to G4.
8. Birds.G6 downstream 1 Grebe, 2 spurwinged Plover, 1 White necked heron
G5 upstream 4 Shell duck, 30 Black Swans, 1 White necked heron

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.00 0.10 9.26 82.1 0.29
Previous 10.4 0.1 9.1 81.1 0.3
Median 14.9 0.10 7.89 76.70 0.3
0.5m 10.00 0.10 9.31 82.4 0.29
Previous 11.8 0.1 8.8 81.3 0.3
Median 15.0 0.10 7.89 76.70 0.3
1.0m 10.00 0.20 9.25 81.9 0.32
Previous 10.4 0.1 8.8 79.4 0.3
Median 14.6 0.10 7.76 75.20 0.3
1.5m 10.00 0.20 9.04 81.1 0.33
Previous 11.7 0.1 8.7 80.3 0.3
Median 15.1 0.10 7.76 75.20 0.3
2.0m 10.00 0.20 9.16 81.5 0.33
Previous 10.4 0.1 8.8 78.6 0.3
Median 12.0 0.10 8.13 75.80 0.3
2.5m 10.00 0.20 9.21 81.3 0.34
Previous 11.7 0.1 8.3 75.5 0.3
Median 12.0 0.10 8.11 75.70 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 20 7.0
Previous 0.1 15 7.0
Median 0.1 30 7.0
Bottom
Previous 2.2 15 7.0
Median 2.0 30 7.0

Other details

Max depth 2.72
Previous 2.25
Median 2.32
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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