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GMC Gellibrand River Estuary Mouth Observation Site

25 May 2018

Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #12084
Date and Time Friday 25th May 2018 09:05am
Approved Approved

Notes

Dark discharge out diagonally across entrance with some to south west. SW swell limiting usual easterly direction of outflow along beach front & impacting strongly at easterly section of beach. Waves in all directions at this area. Waves also in all directions at entrance with some longshore drift across. Occasional small waves entering along channel into estuary

Reducing but still fast outflow going over sand build up at entrance & immediately downstream of rocks, large amount of sand visible in breakers. Sand spit has been reduced & now higher sand extends to east along the beach front A  lower area where waves are going higher up on beach exists at mid beach. Highest area is still close to entrance

Erosion continues on south face of pt. Ronald

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-East
Beaufort Scale Light Breeze
Sea State Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.80m 0.78m
Time (hh:mm) 09:05
Tidal influence Yes
Tidal Range Time Height
High 13:07 0.780
Low 04:34 0.650

Observation Documents

Link Date File name Description
27-05-2018 07:35 Gp1_20180525_1_212_026.JPG gp1_1
27-05-2018 07:35 Gp1_20180525_2_252_027.JPG gp1_2
27-05-2018 07:35 Gp1_20180525_3_292_028.JPG gp1_3
27-05-2018 07:35 Gp1_20180525_4_332_029.JPG gp1_4
27-05-2018 07:35 Gp1_20180525_5_372_030.JPG gp1_5
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