Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #2123
Date and Time Thursday 19th March 2009 11:50am
Approved Approved

Notes

THIESS got higher readings than I did. Possible influence from Latrobe Creek discharge as water to east (on G2) is a lot clearer.
THIESS site 4 spans up from our site. A lot of turbidity adn rubbish at monitoring site.
Lots of dead reeds floating under bridge.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.10 2.60 4.18 50.8
Previous 17.0 2.8 5.3 53.8
Median 15.0 2.40 6.45 64.80
0.5m 17.70 3.50 4.14 43.9
Previous 14.9 6.7 5.5 61.5
Median 15.0 2.40 6.45 65.20
1.0m 17.70 4.50 3.71 39.2
Previous 16.7 7.0 6.5 73.5
Median 16.0 11.50 5.68 62.00
1.5m 18.10 16.00 4.26 49.3 wide variation
Previous 19.6 20.6 4.0 51.2
Median 16.0 11.90 5.68 62.00
2.0m 18.60 26.40 4.14 54.6
Previous 18.2 28.3 4.9 58.0
Median 16.3 28.30 4.72 58.00
2.5m 18.40 28.80 5.26 63.6
Previous 18.1 28.3 3.7 47.5
Median 16.3 28.30 4.72 58.00
3.0m 17.70 31.00 3.31 42.6
Previous 17.6 31.4 2.7 34.3
Median 16.3 30.90 3.80 44.00
3.5m 17.60 31.50 2.61 33.3
Previous 17.6 30.7 2.8 36.4
Median 16.3 30.90 3.80 45.50
4.0m 17.60 31.60 1.49 18.6
Previous 17.5 31.7 1.4 17.1
Median 17.4 32.10 1.17 16.70
4.5m 17.50 31.70 1.16 14.5
Previous 17.4 31.4 1.2 16.7
Median 17.2 32.10 0.56 7.10

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 10
Median 0.1 15
Bottom 4.5 20
Previous 4.1 10
Median 3.4 15

Other details

Max depth 4.60
Previous 4.25
Median 3.50
Flow estimate Fast

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