Observation details

Overview

Estuary Gellibrand River Estuary
Site Great Ocean Road Bridge at Lower Gellibrand
Observation ID #6143
Date and Time Friday 23rd September 2011 13:10pm
Approved Approved

Notes

1. AHD 1.75
2. Downstream G6 White necked herons 10, Gt white egrets 2.
3. G4 - water close to bearer, no water on Rivernook flats. White egrets 2, Whitenecked heron 1.
4. Between G5&G4 water remaining in drains & low areas. White necked herons 4, Teal 20+
5. G5 - Water cover in low areas & drains , Capepond weed flowering. Whiteheaded herons 29, White necked herons 4, white ibis 7, Pied comorants 2, pair Mountain duck with 5 young, many Black duck & Teal

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 13.50 0.10 8.16 78.2 0.30
Previous 12.3 0.1 9.7 89.8 0.3
Median 12.5 0.10 8.43 78.80 0.3
0.5m 13.20 0.10 8.13 77.2 0.30
Previous 9.9 0.2 9.2 81.1 0.3
Median 12.5 0.10 8.34 78.60 0.3
1.0m 13.10 0.10 7.96 76.1 0.30
Previous 11.5 0.1 9.7 88.7 0.3
Median 12.4 0.10 8.39 78.30 0.3
1.5m 13.10 0.10 8.03 76.5 0.30
Previous 9.9 0.2 9.2 81.6 0.4
Median 12.4 0.10 8.24 78.20 0.3
2.0m 13.10 0.10 8.14 77.5 0.31
Previous 11.5 0.1 9.7 89.0 0.3
Median 12.4 0.10 8.45 78.60 0.3
2.5m 13.10 0.10 8.13 77.2 0.32
Previous 9.9 0.2 9.3 82.3 0.4
Median 12.7 0.10 8.45 78.60 0.3
3.0m 13.10 0.10 8.11 77.1 0.31
Previous 10.3 0.1 8.5 75.9 0.3
Median 11.1 0.20 8.52 78.00 0.3
3.1m 13.10 0.20 7.96 73.6 0.32
Previous 11.1 0.2 8.7 79.1 0.3
Median 11.1 0.20 8.52 78.00 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 30
Previous 0.1 30 7.0
Median 0.1 40 7.2
Bottom
Previous 3.6 40 7.0
Median 2.0 30 7.2

Other details

Max depth 3.25
Previous 3.02
Median 3.08
Flow estimate N/A

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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