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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #11920
Date and Time Monday 19th March 2018 10:30am
Approved Approved

Notes

Berm reformed- waves from v.rough sea overtopping up into estuary, only salt return. Waves are going wide across  sand build up in the recently opened entrance, the 1st rock is nearly covered with sand. Large amount of sand in breakers from back wash. Strong longshore drift across entrance

At east end of beach waves are going up over the recently formed sand cliffs & pooling in a confined area between top of sand & dunes.

Water is rising in estuary & areas previously left uncovered by recent artificial opening where very large numbers of small fish can be seen all along the low track

Observations from Gp1 site not taken  as wind too strong. Wind N in this area, S along channel & Se along beach

Photos downloaded are not in usual sequence

Mouth Observation

Mouth state Closed
Previous
Flow Present? No
Previous
Flow Direction N/A
Previous
Above Sea Above Estuary
Berm Height (m)
Berm Length (m)

Physical Condition

Current Mode
Wind Direction North
Beaufort Scale Gale, fresh gale
Sea State Very Rough

Water Levels and Tides

Water Level Start Finish
Height (m) 1.02m 1.20m
Time (hh:mm) 10:30 11:55
Tidal influence Yes
Tidal Range Time Height
High 14:44 0.930
Low 08:52 0.360

Observation Documents

Link Date File name Description
25-03-2018 12:35 Gp1_20180319_stormsurge1_008.JPG gp1_1
25-03-2018 12:35 Gp1_20180319_stormsurge2_009.JPG gp1_2
25-03-2018 12:35 Gp1_20180319_stormsurge3_011.JPG gp1_3