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Observation details

Overview

Estuary Gellibrand River Estuary
Site Gellibrand River Estuary Mouth Observation Site
Observation ID #4884
Date and Time Friday 24th December 2010 08:20am
Approved Approved

Notes

1.dark reddish brown discharge only around mouth, sand visiable in breakers out to sea
2.Sand increase at mouth and along channel - closer to rocks but flow still on both sides. Longshore drift bringing in more sand
3.Waves entering channel & travelling to estuary
4.Hi tide has been up to base of dunes, lots of dark foam along beach
5.Sand on ocean beach building up about 1/3rd way from mouth - gradual slope in other areas
6. Strange unidentifed marine object found on hi tide mark, also 'bluebottles' and small objects with 'sails'
7.Hooded Plover seen exhibiting nesting behaviour at eastern end of beach - many fox and human prints in that area
8.Many crows around estuary, silver gulls 8.on beach
Small fish (15cm) east side of estuary

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 Gentle breeze
Sea State Moderate

Water Levels and Tides

Water Level Start Finish
Height (m) 0.52m 0.42m
Time (hh:mm) 08:20 10:50
Tidal influence Yes
Tidal Range Time Height
High 14:20 0.620
Low 10:36 0.490

Observation Documents

Link Date File name Description
24-12-2010 08:20 Photopoint Gp.1
24-12-2010 08:20 Photopoint Gp.2
24-12-2010 08:20 Photopoint Gp.3
24-12-2010 08:20 Photopoint Gp.4
24-12-2010 08:20 Photopoint Gp.5