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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #10750
Date and Time Friday 20th January 2017 11:07am
Approved Approved

Notes

Pale discharge out along beach face to east. Entrance very shallow & channel narrow with sheer side to channel close to rocks, water only between rock & cliff. More sand around rocks & side of cliff downstream of rocks (entrance). Long shore drift across mouth. Dark silt in swash line

Sand height increasing at east end of beach

Very strong south wind blowing large amount of sand along side channel into estuary, but despite this waves in estuary are travelling to S/E corner of estuary. Waves flattened by strong gusts from south

Unusually high number of Silver Gulls around wetlands , estuary & 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 Fresh breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.58m 0.56m
Time (hh:mm) 11:07 12:40
Tidal influence Yes
Tidal Range Time Height
High 11:28 0.340
Low 04:37 0.900

Observation Documents

Link Date File name Description
20-01-2017 10:50 gp1_1
20-01-2017 10:50 gp1_2
20-01-2017 10:50 gp1_3
20-01-2017 10:50 gp1_4
20-01-2017 10:50 Gp1_20170120_5_372_9138.JPG gp1_5