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GMC Gellibrand River Estuary Mouth Observation Site

10 December 2010

Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #4801
Date and Time Friday 10th December 2010 09:55am
Approved Approved

Notes

1.Increased flow from recent rainfall (55ml since 07/12/10) - very dark discharge along foreshore to the eastern end of beach then out to sea
2.Width of channel has increased with strong flow on both sides of rocks. Water has 'cut' into bank
3.More water in estuary
4. Waves travelling on an angle across mouth and impacting on east end of beach which is covered with brown scum and foam
5.Longshore drift is bringing more sand to mouith and channel

Mouth Observation

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

Physical Condition

Current Mode
Wind Direction South-West
Beaufort Scale Strong breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.60m 0.54m
Time (hh:mm) 09:55 10:40
Tidal influence Yes
Tidal Range Time Height
High 14:18 0.660
Low 09:57 0.500

Observation Documents

Link Date File name Description
10-12-2010 09:55 Photopoint Gp.1
10-12-2010 09:55 Photopoint Gp.2
10-12-2010 09:55 Photopoint Gp.3
10-12-2010 09:55 Photopoint Gp.4
10-12-2010 09:55 Photopoint Gp.5
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