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GMC Gellibrand River Estuary Mouth Observation Site

31 October 2009

Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #2761
Date and Time Saturday 31st October 2009 10:10am
Approved Approved

Notes

1.Extremely low water level in estuary, sand bars covering a large area. Sea grass exposed (about 8m) on east side of estuary
2.Reducing dark brown discharge around mouth & to west. Some to about 50m. east
3.New sand projection starting near mouth (about 30m. from rocks)
4.Small area near rocks at east end of beach has been scoured out . The sand projection of the last few weeks remains about 50m west and is increasing along the beach to new area.(Horseshoe shape flattening out)
5.Visiability reduced because of sea fog. & 7ml. rain at G6 (30.10.09)
6.Senecio elegans is now flowering around the Ocean beach car park and along the western cliff(as well as everywhere else along the dunes)

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 South-East
Beaufort Scale Moderate breeze Moderate breeze
Sea State Moderate Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 10.00m 0.14m
Time (hh:mm) 10:10 11:25
Tidal influence No
Tidal Range Time Height
High 12:07 0.720
Low 06:47 0.530

Observation Documents

Link Date File name Description
31-10-2009 10:10 Photopoint GP.1
31-10-2009 10:10 Photopoint GP.2
31-10-2009 10:10 Photopoint GP.3
31-10-2009 10:10 Photopoint GP.4
31-10-2009 10:10 Photopoint GP.5
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