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GMC Gellibrand River Estuary Mouth Observation Site

9 December 2011

Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #6426
Date and Time Friday 9th December 2011 07:58am
Approved Approved

Notes

1.Dark discharge along beach to east
2.Despite large pool behind rocks(upstream) actual channel at mouth is only about 3-4m wide
3.Sand building up at mouth assisted by longshore drift
4.Dark sludge line along channel with small pieces of rotting vegetation
5.East end of ocean beach eroded nearly up to base of dunes,steep face about 3-4m high
6.Sand at south side of estuary changing shape
7. Sooty Oystercatchers 3, at east end of beach also Silver gulls 8, Rufus bristlebird 1, White egret 1, wallaby 1, around estuary

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 North
Beaufort Scale Gentle breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.49m 0.46m
Time (hh:mm) 07:58 09:35
Tidal influence Yes
Tidal Range Time Height
High 11:36 0.550
Low 08:45 0.510

Observation Documents

Link Date File name Description
09-12-2011 07:58 Photopoint Gp.1
09-12-2011 07:58 Photopoint Gp.2
09-12-2011 07:58 Photopoint Gp.3
09-12-2011 07:58 Photopoint Gp.4
09-12-2011 07:58 Photopoint Gp.5
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