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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #6121
Date and Time Saturday 17th September 2011 09:50am
Approved Approved

Notes

1.Flow - out with dark dischage around mouth & to south
2. Small waves entering estuary
3.Sand building up infront & behind rocks
4. Beach - very wide & sloping, longshore drift bringing sand into channel upstream of rocks
5. Waves have been to base of dunes(ocean beach) at last hi tide, wave surge has increased erosion on east & south sides of estuary
6.Many Swallows over dunes, Silvergulls on beach 10, White headed heron at mouth

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 Fresh breeze
Sea State Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.43m 0.40m
Time (hh:mm) 09:50 11:03
Tidal influence Yes
Tidal Range Time Height
High 13:31 0.850
Low 08:19 0.490

Observation Documents

Link Date File name Description
17-09-2011 09:50 Photopoint Gp.1
17-09-2011 09:50 Photopoint Gp.2
17-09-2011 09:50 Photopoint Gp.3
17-09-2011 09:50 Photopoint Gp.4
17-09-2011 09:50 Photopoint Gp.5
17-09-2011 09:50 Photopoint Gp.sandbar