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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #9830
Date and Time Tuesday 1st September 2015 10:40am
Approved Approved

Notes

  • Flow reducing channel & entrance shallow. Sand building up in front & behind rocks
  • Small waves entering (green salt water up to rocks at 12:40) active longshore drift rolling sand into channel
  • Beach very wide east side of entrance -highest at mid beach with steep drop to ocean. Much lower & smooth at east end
  • Large areas of sand exposed in estuary because of low tide - exposing dead & rotting seagrass
  • Beach starting to undulate (North/South direction) -
  • A shallow /wide depression starting to form E/W mid beach, between high front & rising sand further back to dunes carrying water west to mouth

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
Beaufort Scale Gentle breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.38m 0.47m
Time (hh:mm) 10:40 12:40
Tidal influence Yes
Tidal Range Time Height
High 13:39 0.980
Low 07:34 0.380

Observation Documents

Link Date File name Description
01-09-2015 10:40 Photopoint Gp1_1
01-09-2015 10:40 Photopoint Gp1_2
01-09-2015 10:40 Photopoint Gp1_3
01-09-2015 10:40 Photopoint Gp1_4
01-09-2015 10:40 Photopoint Gp1_5