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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #10715
Date and Time Saturday 17th September 2016 08:50am
Approved Approved

Notes

  • longshore drift active meeting outflow and incoming S/W swell. waves in all directions, backwash along beach rolling sand
  • extremely fast dark dirty flow around mouth to east west and going out to sea about mid beach
  • some waves entering over top of out flow and travelling into estuary
  • 2 hooded plovers and 1 young ?
  • 2 surfers on jetskis
  • 2 canoe paddles found east end of beach
  • more erosion to cliff face
  • beach very wide
  • wavs continue to erode east end of beach to sand dunes (height over 2m)
  • beach much higher about 40 m west and extends out to sea
  • debris from flood water along beach
  • channel has 60cm high sheer sides
  • large deposits of frog spawn in debris at side of channel
  • Burrupa peaked on 16/9/16
  • G6 peaked about 12:40 17/9/16
  • water receding all areas 18/9/16

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-West
Beaufort Scale Fresh breeze
Sea State Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.91m 1.05m
Time (hh:mm) 08:50 12:50
Tidal influence Yes
Tidal Range Time Height
High 13:04 1.010
Low 06:41 0.380

Observation Documents

Link Date File name Description
17-09-2016 12:10 Gp1_20160917_1_212_7791.JPG gp1_1
17-09-2016 12:10 Gp1_20160917_2_252_7792.JPG gp1_2
17-09-2016 12:10 Gp1_20160917_3_292_7793.JPG gp1_3
17-09-2016 12:10 Gp1_20160917_4_332_7794.JPG gp1_4
17-09-2016 12:10 Gp1_20160917_5_372_7795.JPG gp1_5