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Observation details


Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #13361
Date and Time Saturday 12th October 2019 17:20pm
Approved Pending


AHD board unreadable

unusual conditions with ESE swell 6-7 sec time duration. Very low water levels uncovering a very large sand build up in lagoon. Outflow very shallow over large wide area at entrance but channel deeper upstream rocks. Continual longshore drift across mouth. Beach front very high at mid beach

Mouth Observation

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

Physical Condition

Current Mode
Wind Direction South-East
Beaufort Scale Gentle breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m)
Time (hh:mm)
Tidal influence Yes
Tidal Range Time Height
High 13:02 0.860
Low 19:37 0.460

Observation Documents

Link Date File name Description

13-10-2019 14:35 Ge_20191012_sand_exposed_in_lagoon_565.JPG gp1_1

13-10-2019 14:35 Ge_20191012_entrance_low_water_level_570.JPG gp1_1

13-10-2019 14:35 Ge_20191012_height_of_beachfront_574.JPG gp1_1
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