Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #10211
Date and Time Saturday 12th March 2016 12:50pm
Approved Approved

Notes

  • estuary artificially opened at 13:00
  • swash high up on beach.
  • river very dark.
  • more sand pushed into estuary around rocks.
  • foam and algae removed by waves over berm during past few days.
  • waves creating curved scoured area on the ocean side of the berm.
  • excavation channel started at east side of estuary and curved toward the west. The channel is wide and shallow.
  • flow after opening was steady. By 16:40 waves were travelling upstream.
  • extremely large number of fish in shallow water near the start of the excavation channel.

Mouth Observation

Mouth state Closed
Previous C C C C C O O O P C O O O P O O O O O O O O O O O O O O O O O O O O O O O O O O O O O O C C C C C C O O O O O O C C O C C O C C C C
Flow Present? No
Previous N N N N N Y Y Y Y N Y Y Y N Y Y Y Y Y Y Y Y Y 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 Y Y Y Y Y Y N N N N N N N N N N
Flow Direction N/A
Previous N N N N N O O O I N O O O N O O O O O O I O I O O I O O O O O O O O O O O O O O O N N N N N N O O O O O O N N N N N N N N N N
Above Sea Above Estuary
Berm Height (m) 0.8m 0.3m
Berm Length (m)

Physical Condition

Current Mode
Wind Direction South
Beaufort Scale Moderate breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 1.44m 1.44m
Time (hh:mm) 12:50 17:00
Tidal influence No
Tidal Range Time Height
High 15:15 0.970
Low 09:01 0.290

Observation Documents

Link Date File name Description

Download
12-03-2016 12:50 Photopoint Gp1

Download
12-03-2016 12:50 Photopoint Gp1_2

Download
12-03-2016 12:50 Photopoint Gp1_3

Download
12-03-2016 12:50 Photopoint Gp1_4

Download
12-03-2016 12:50 Photopoint Gp1_5
Gp1
Gp1_2
Gp1_3
Gp1_4
Gp1_5
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