Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #4524
Date and Time Saturday 2nd October 2010 12:40pm
Approved Approved

Notes

1.AHD 2.02
2.NOP 1.290 131.6 SOP 1.954 369 (02/10/10)
3. Water very reddish brown withlarge amount of blackwood blossoms & pollen on surface
4.Large no. Marsh frogs & Tree frogs calling
5.Flats below G6 not covered with water
6. Rainfall 25/09/10 - 01/10/10 =21.5 ml

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 10.40 0.10 9.09 84.2 0.30
Previous 11.5 0.1 8.2 75.0 0.3
Median 15.0 0.10 7.82 76.70 0.3
0.5m 10.70 0.10 9.33 84.4 0.30
Previous 10.7 0.1 7.8 70.5 0.3
Median 15.3 0.10 7.82 77.70 0.3
1.0m 10.70 0.10 9.33 84.0 0.30
Previous 11.4 0.1 8.2 75.5 0.3
Median 15.1 0.10 7.66 74.90 0.3
1.5m 10.70 0.10 9.47 84.8 0.31
Previous 10.7 0.1 7.9 71.0 0.3
Median 15.1 0.10 7.66 74.90 0.3
2.0m 10.70 0.10 9.22 83.1 0.31
Previous 11.4 0.1 8.2 75.3 0.3
Median 12.0 0.10 8.13 76.30 0.3
2.5m 10.70 0.10 9.33 84.5 0.30
Previous 10.7 0.1 7.9 71.4 0.3
Median 12.0 0.10 8.11 76.30 0.3
3.0m 10.70 0.10 9.39 84.8 0.30
Previous 11.4 0.1 8.1 74.1 0.3
Median 10.6 0.10 8.11 74.10 0.3
3.1m 10.70 0.10 9.44 85.0 0.30
Previous 10.6 0.1 8.0 71.8 0.3
Median 10.6 0.10 8.19 75.10 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 40 7.5
Previous 0.1 30 7.5
Median 0.1 20 7.0
Bottom
Previous 2.5 100 7.0
Median 2.0 30 7.0

Other details

Max depth 3.32
Previous 3.50
Median 2.30
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
Creative Commons CC BY
All content, files, data and images provided by the EstuaryWatch Data Portal and Gallery are subject to a Creative Commons Attribution License

Content is made available to be used in any way, and should always attribute EstuaryWatch and www.estuarywatch.org.au