CAUTION: This observation has not yet been reviewed by an EstuaryWatch coordinator.
Observation details


Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #13336
Date and Time Friday 20th September 2019 12:48pm
Approved Pending


AHD G6 about 2.20    G2 about  0.28 AHD boards covered with silt & debris = estimate only

Dark discharge out around mouth, along foreshore turning out to sea at eastern end of beach. Moderate SW swell impacting east end of beach & longshore drift across entrance -sand has built up higher at mid beach.. Low tide has exposed sand bar in lagoon also decaying vegetation scum covering sea grass along edge of low track. North wind is driving waves into SE corner of lagoon.

Continuing erosion occurring on cliff face



Mouth Observation

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

Physical Condition

Current Mode
Wind Direction North-West
Beaufort Scale Fresh breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.28m
Time (hh:mm) 12:48 12:55
Tidal influence Yes
Tidal Range Time Height
High 14:12 0.880
Low 08:57 0.500

Observation Documents

Link Date File name Description

21-09-2019 14:15 Gp1_20190920_1_212_0487.JPG gp1_1

21-09-2019 14:15 Gp1_20190920_2_252_0488.JPG gp1_2

21-09-2019 14:15 Gp1_20190920_3_292_0489.JPG gp1_3

21-09-2019 14:15 Gp1_20190920_4_332_0490.JPG gp1_4

21-09-2019 14:15 Gp1_20190920_5_372_0491.JPG gp1_5
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