Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #12254
Date and Time Sunday 8th July 2018 12:25pm
Approved Approved

Notes

AHD  G6 2.77@ 11:55

Dark discharge going straight out to sea against south gale force wind & high sea, waves entering over very wide area & progressing down channel into estuary over high sand build up. Channel deeper close to cliff. Waves turning east at start of estuary. Waves going in all directions along channel  including whirlpool

Wind has scoured out dunes especially just east of Gp1 site. A second smaller dune has been formed in front (south)of existing one on top of  marram grass regrowth, then a steep slope occurs down to sea. Sand has been pushed up high against eastern dunes & extends further out to sea.Wind gusts still blowing sand into estuary

Mouth Observation

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

Physical Condition

Current Mode
Wind Direction South
Beaufort Scale High wind, moderate gale, near gale
Sea State High

Water Levels and Tides

Water Level Start Finish
Height (m) 1.18m 1.20m
Time (hh:mm) 12:30 13:58
Tidal influence Yes
Tidal Range Time Height
High 15:17 0.860
Low 12:14 0.600

Observation Documents

Link Date File name Description

Download
11-07-2018 15:55 Gp1_20180708_1_212_025.JPG gp1_1

Download
11-07-2018 15:55 Gp1_20180708_2_252_026.JPG gp1_2

Download
11-07-2018 15:55 Gp1_20180708_3_292_027.JPG gp1_3

Download
11-07-2018 15:55 Gp1_20180708_4_332_028.JPG gp1_4

Download
11-07-2018 15:55 Gp1_20180708_5_372_029.JPG gp1_5
gp1_1
gp1_2
gp1_3
gp1_4
gp1_5
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