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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #12765
Date and Time Tuesday 12th March 2019 11:08am
Approved Approved

Notes

AHD G2  1.44  @  06:45      1.39    @   14:10

AHD G6  1.41  @  10:51       1.39    @   14:25  

Strong dark discharge out along foreshore to east - turning S out to sea at east reef

Strong longshore drift across entrance meeting incoming SW swell & outflow = waves in all directions with some entering channel going over rocks & up to estuary. Large amount of sand visible in breakers - also washing out in channel, 

Very strong gusts of wind along beach from S.E. scouring sand. The wind direction changes & turns S as it reaches the channel creating much stronger gusts that carry large amounts of sand into the channel & estuary

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 South
Beaufort Scale Strong breeze
Sea State Very Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 1.41m 1.40m
Time (hh:mm) 11:08 12:45
Tidal influence Yes
Tidal Range Time Height
High 16:50 0.940
Low 09:43 0.270

Observation Documents

Link Date File name Description
14-03-2019 11:10 Gp1_20190312_1_212_027.JPG
14-03-2019 11:10 Gp1_20190312_2_252_028.JPG
14-03-2019 11:10 Gp1_20190312_3_292_029.JPG
14-03-2019 11:10 Gp1_20190312_4_332_030.JPG
14-03-2019 11:10 Gp1_20190312_5_372_031.JPG