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Observation details


Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #13227
Date and Time Sunday 28th July 2019 11:50am
Approved Pending


AHD G6 2.73 @ 09:44   Flats upstream of G4 have deep water cover but down stream G4  flats have very little water

Dark discharge out along foreshore to east, small waves entering along east side of entrance/channel into lagoon with some longshore drift occurring. Large amount of debris has been cast up on the side of low track & new scour holes have been created by backwash caused during storm surge on 23-07-19. Sand has now become higher around east side of entrance & edge of channel now slight gradual slope

Mouth Observation

Mouth state Open
Previous O O O O O O O O C O O O O C O O O O O O C C C C C C C C O O O C C C C C O P C C C O O O O O O O O O C O O O O O O O O
Flow Present? Yes
Previous Y Y Y Y Y Y Y Y N Y Y Y Y N Y Y Y Y Y Y N N N N N N N N Y Y Y N N N N N Y N N N N Y Y Y Y Y Y Y Y Y N Y Y Y Y Y Y Y Y
Flow Direction Out
Previous I O O O O O O O N O O O O N O O O O O I N N N N N N N N O O O N N N N N I N N N N O O O O I O I I I N O I O O O O O I
Above Sea Above Estuary
Berm Height (m)
Berm Length (m)

Physical Condition

Current Mode
Wind Direction West
Beaufort Scale Gentle breeze
Sea State Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.78m 0.72m
Time (hh:mm) 10:39 11:05
Tidal influence Yes
Tidal Range Time Height
High 14:44 0.930
Low 23:30 0.360

Observation Documents

Link Date File name Description

03-08-2019 12:25 Gp1_20190728_1_212_0466.JPG gp1_1

03-08-2019 12:25 Gp1_20190728_2_252_0467.JPG gp1_2

03-08-2019 12:25 Gp1_20190728_3_292_0468.JPG gp1_3

03-08-2019 12:25 Gp1_20190728_4_332_0469.JPG gp1_4

03-08-2019 12:25 Gp1_20190728_5_372_0470.JPG gp1_5
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