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Observation details


Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #13408
Date and Time Wednesday 13th November 2019 15:10pm
Approved Pending


AHD G6 2.64 @ 14:50

Dark discharge mainly around mouth, paler going east along foreshore.SW swell 14-13 sec impacting most of the beach except for around the mouth which is receiving the resulting longshore drift crossing & producing small waves down channel where sand being carried in outflow is visible. Beach has many wide deep north/south depressions caused by wave impact & backwash

Very large area of sand extending north into lagoon but sand bar is not visible

Extremely large number of Bluebottles in swash line all along beach

Mouth Observation

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

Physical Condition

Current Mode
Wind Direction South-East
Beaufort Scale Strong breeze
Sea State Very Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.85m 0.78m
Time (hh:mm) 15:10 16:35
Tidal influence Yes
Tidal Range Time Height
High 13:06 0.730
Low 19:32 0.250

Observation Documents

Link Date File name Description

17-11-2019 08:20 Gp1_20191113_1_212_723.JPG

17-11-2019 08:20 Gp1_20191113_2_252_724.JPG

17-11-2019 08:20 Gp1_20191113_3_292_725.JPG

17-11-2019 08:20 Gp1_20191113_4_332_726.JPG

17-11-2019 08:20 Gp1_20191113_5_372_727.JPG

17-11-2019 08:20 Ge_20191113_estuary_sand_extending_north_in_lagoon_715.JPG
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