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GMC Gellibrand River Estuary Mouth Observation Site

20 November 2009

Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #2823
Date and Time Friday 20th November 2009 09:05am
Approved Approved

Notes

1.Some dark discharge around mouth. Much reduced flow.Channel infront of rocks about 7m.wide, depth decreasing
Sand building up in front & behind rocks (longshore drift).Very large increase behind rocks
2. More sand visiable beach area on eastern side of mouth.
Height of beach has increased -mid beach
3.more water in estuary,'skin' starting to form over rotting vegetation s/e side. Many small fish 3-5cm in that area
4.Dead Petrel on sand in estuary(near mouth
5.No rain since 2nd & 3rd Nov. - 12ml

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 West South-East
Beaufort Scale Fresh breeze Moderate breeze
Sea State Slight Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.39m 0.34m
Time (hh:mm) 09:05 10:15
Tidal influence Yes
Tidal Range Time Height
High 12:32 0.650
Low 08:37 0.540

Observation Documents

Link Date File name Description
20-11-2009 09:05 Photopoint GP.1
20-11-2009 09:05 Photopoint GP.2
20-11-2009 09:05 Photopoint GP.3
20-11-2009 09:05 Photopoint GP.4
20-11-2009 09:05 Photopoint GP.5
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