Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #4101
Date and Time Friday 6th August 2010 09:15am
Approved Approved

Notes

1. AHD.3.62
2. Rainfall 37.5ml between 01.08.10 & 06.08.10
3.G4. water just below deck of bridge but flowing through between bearer & boards
4.Flood water receeding slightly between G6 &G4.
5. water on flats between G4 &G3 but no water over O.O.R
5 Birds
Shellduck 4, Swans 8, Gt.White Egret 1, Woodduck 8,
Whiteheaded Heron 12, Blackduck 15, Ch.Teal 4,
Grey Teal 2. Many currawongs, Magpies, mudlarks & Kookaburras.
Many water birds on flood water south of G5.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.70 0.10 7.57 66.7 0.30
Previous 10.1 0.2 10.1 90.2 0.3
Median 14.9 0.10 7.96 78.30 0.3
0.5m 9.70 0.10 7.57 66.8 0.30
Previous 9.2 0.2 9.9 86.8 0.3
Median 14.9 0.10 7.89 77.70 0.3
1.0m 9.70 0.10 7.60 66.9 0.30
Previous 10.1 0.2 10.2 91.4 0.3
Median 14.6 0.10 7.91 76.70 0.3
1.5m 9.70 0.10 7.60 66.8 0.30
Previous 9.1 0.2 9.9 86.3 0.3
Median 14.6 0.10 7.76 76.30 0.3
2.0m 9.70 0.10 7.59 66.8 0.30 no readings taken beyond 2.00m
Previous 10.1 0.2 10.3 92.2 0.4
Median 11.9 0.10 8.23 77.90 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 100
Previous 0.1 50 7.0
Median 0.1 30 7.0
Bottom 2.5 100
Previous 2.0 40 7.0
Median 2.0 30 7.0

Other details

Max depth 4.63
Previous 2.50
Median 2.33
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
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