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GMC Gellibrand River Estuary Mouth Observation Site

21 October 2011

Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #6241
Date and Time Friday 21st October 2011 08:20am
Approved Approved

Notes

1.reduced outflow, sand building up around mouth & rocks, greatly reduced on east side of rocks -main flow close to cliff
2.Width of channel 5-6m at narrowest point upstream of rocks
3.Sea has been up to base of dunes at last hi tide
4. Continuing damage to south & east side of estuary. More saw logs from ocean beach in estuary
5.Flow from upstream reducing
Birds
Large black comorants 4- (mob of about 50 sighted during week),w/h herons 4, white egrets 2,
There has been large increase of White necked herons, White headed herons, White egrets, Spoon bills & comorants especially around G5

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
Beaufort Scale Fresh breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.48m 0.48m
Time (hh:mm) 08:20 09:20
Tidal influence Yes
Tidal Range Time Height
High 05:41 0.830
Low 21:04 0.410

Observation Documents

Link Date File name Description
21-10-2011 08:20 Photopoint Gp.1
21-10-2011 08:20 Photopoint Gp.2
21-10-2011 08:20 Photopoint Gp.3
21-10-2011 08:20 Photopoint Gp.4
21-10-2011 08:20 Photopoint Gp.5
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