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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #10624
Date and Time Saturday 10th December 2016 09:37am
Approved Approved

Notes

  • Reduced outflow out shallow over large sand build up at mouth. Travelling east along foreshore. Long shore drift across mouth
  • Swash line up high on beach with 1000's+ Velella at all stages of development
  • Strong wind gusts  (8) on 07/12/16 have reshaped the dunes especially next to Gp1 & E end of beach
  • Steep rise from sea at E end of beach but rocky area has been scoured out (depth to sea about 5 - 8m)
  • Steep rise in height of sand at E end beach then dips down at mid beach where waves impact then rises even higher close to mouth
  • More rock falls on west cliff face
  • Area where channel meets estuary has changed - much wider, large areas of black sand are have been deposited in this area
  • Only mosquito lava seen in scour holes along low track, but closer to car park small fish were present in confined areas
  • Pacific gull observed at E end of beach

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 Gentle breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.81m 0.86m
Time (hh:mm) 09:37 11:30
Tidal influence Yes
Tidal Range Time Height
High 01:56 0.740
Low 16:44 0.470

Observation Documents

Link Date File name Description
10-12-2016 09:35 Gp1_20161210_1_212_8857.JPG gp1_1
10-12-2016 09:35 Gp1_20161210_2_252_8858.JPG gp1_2
10-12-2016 09:35 Gp1_20161210_3_292_8859.JPG gp1_3
10-12-2016 09:35 Gp1_20161210_4_332_8860.JPG gp1_4
10-12-2016 09:35 Gp1_20161210_5_372_8861.JPG gp1_5