Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #4103
Date and Time Friday 6th August 2010 11:25am
Approved Approved

Notes

1.Strong outflow with dirty dark brown ochre coloured discharge around mouth & south out to sea. No discharge to east
2.Much turbidity in estuary, water opaque with dark deposits of silt left on sand s/e area (also on east end of beach)
3.Strong outflow from recent heavy rain upstream has caused sand'cliffs' to be formed (1m. high) along channel upstream of rocks
4. Long sand projection into ocean at eastern end of beach. High sand 'cliffs' remain at centre
5.Waves in all directions at mouth, stronger outflow on eastern side of rocks.
6.Longshore drift returning sand back into channel

Mouth Observation

Mouth state Open
Previous O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O P O O O O O O O O O O O O O O P O O O O O O P O O O O O O O O
Flow Present? Yes
Previous Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
Flow Direction Out
Previous O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O I O O I O O I O O O O I O I O I O O I O O O
Above Sea Above Estuary
Berm Height (m)
Berm Length (m)

Physical Condition

Current Mode
Wind Direction North-West
Beaufort Scale Gentle breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.79m 0.83m
Time (hh:mm) 11:25 12:35
Tidal influence Yes
Tidal Range Time Height
High 12:00 1.010
Low 22:24 0.400

Observation Documents

Link Date File name Description

Download
06-08-2010 11:25 Photopoint GP.1

Download
06-08-2010 11:25 Photopoint GP.2

Download
06-08-2010 11:25 Photopoint GP.3

Download
06-08-2010 11:25 Photopoint GP.4

Download
06-08-2010 11:25 Photopoint GP.5

Download
06-08-2010 11:25 Photopoint GP.6

Download
06-08-2010 11:25 Photopoint GP.7
GP.1
GP.2
GP.3
GP.4
GP.5
GP.6
GP.7
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