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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #9938
Date and Time Saturday 7th November 2015 10:20am
Approved Approved

Notes

  • Slight pale coloured discharge only around mouth & part way along foreshore, strong longshore drift across mouth. Sand visible in breakers directly out from mouth
  • Increased sand build up in channel & entrance (low flow)
  • Last hi tide well up on beach & over high front at mid beach
  • Water level in estuary higher, some water over small areas on low track where there are many small fish(3-5cm.)
  • Large 'floats' of algae have been forced into lower narrow restricted areas also across shallow submerged sand bar & along south side of estuary where it has been partly buried by sand
  • East end of beach has more sand & sand cliffs increased in length
  • 1000's of millipedes on sand south side of estuary
  • Many battered dead moths in swash line along ocean beach(some had 'ladybirds' attached to abdomen under wings)
  • 7 Straw necked Ibis, 14 WN Herons, 20WH Herons, 3 Black winged Stilts. Also numerous Swans with young & ducks on wetlands
  • Whiskered Terns, Glossy Ibis also observed over past weeks
  • Rainfall to 08Nov. 16ml.
  • AHD G6 0.84 @ 09:19 (Higher total rain recorded up stream)

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 Moderate breeze
Sea State Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 0.72m 0.72m
Time (hh:mm) 10:20 11:46
Tidal influence Yes
Tidal Range Time Height
High 10:22 0.710
Low 17:48 0.490

Observation Documents

Link Date File name Description
07-11-2015 10:20 Photopoint Gp1_1
07-11-2015 10:20 Photopoint Gp1_2
07-11-2015 10:20 Photopoint Gp1_3
07-11-2015 10:20 Photopoint Gp1_4
07-11-2015 10:20 Photopoint Gp1_5