Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #3485
Date and Time Saturday 1st May 2010 12:00pm
Approved Approved

Notes

1.AHD 1.40
2.NOP 0.654 114.1 SOP 0.614 103.7
3.Rainfall 23rd to 30th April = 44ml.
4.Platypus on surface of water upstream of G6
5.Aponogeton dist. flowering in drains between Rowans gully and G5.
6.Water just upto bearer at G4.(30.04.10 & today). Rivernook flats and below G4 flooded.Over 150 ducks(Teal, Black and Shellduck) also swans & white headed herons
7. More water below G4 than yesterday - frogs calling (Marsh (?)
Water has not caused flooding on Coe's yet but Rivernook is under water
8.Starlings have moved down to boxthorn around G5

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 13.70 0.10 8.44 81.7 0.26
Previous 15.5 0.1 7.2 72.3 0.3
Median 15.3 0.10 7.80 76.20 0.3
0.5m 13.60 0.10 8.40 81.2 0.26
Previous 14.9 0.1 8.1 80.0 0.3
Median 15.0 0.10 7.80 76.20 0.3
1.0m 13.50 0.10 8.47 81.5 0.26
Previous 15.5 0.1 7.2 72.2 0.3
Median 15.1 0.10 7.62 74.80 0.3
1.5m 13.50 0.10 8.35 80.1 0.27
Previous 14.6 0.1 8.1 79.6 0.3
Median 15.1 0.10 7.62 74.80 0.3
2.0m 13.50 0.10 8.44 80.8 0.27
Previous 15.0 0.1 7.0 69.4
Median 12.0 0.10 8.03 75.20
2.5m 13.50 0.10 8.23 79.8 0.27
Previous 15.8 0.1 7.1 72.0
Median 12.0 0.10 8.03 75.20

Top-Bottom Sampling

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

Other details

Max depth 2.60
Previous 1.90
Median 2.33
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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