Observation #8543 31-10-2013 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#8543
Date and Time	Thursday 31st October 2013 11:50am
Approved	Approved

Notes

Dark discharge around mouth, along foreshore, slightly out to sea & west

Water levels in estuary very low, sand bar, south side & low track well exposed

Waves entering channel

Sand dunes on ocean beach more severely eroded, . steep face now about 3-5m. high, sand,shrubs & vegetation have been driven toward mouth and around into estuary

2nd (30-70 cm. high) small sand cliff forming below dune face

13 dead black shearwaters & many small purple shells along beach.

Flood waters upstream are receding but all flats around G5 are still underwater

Strong flow under bridge G4

Mouth Observation

Mouth state	Open
Previous	O O O O O O O O O O C C C C C C C C C C C O O O O O O C C C C O C C C C C C C O O O O P O O O O O O O O O O O O O O O O O O O O O O O O O O
Flow Present?	Yes
Previous	Y Y Y Y Y Y Y Y Y Y N N N N N N N N Y N N Y Y Y Y Y Y N N N N Y N N N N N N Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y
Flow Direction	Out
Previous	O O O O O O O O O O N N N N N N N N N N O O I O O N N N N I N N N N N N O O O I I O O O O O O I O O I I O O O O O O O O O O O O O O O

	Above Sea	Above Estuary
Berm Height (m)
Berm Length (m)

Physical Condition

	Current	Mode
Wind Direction	South
Beaufort Scale	Gentle breeze
Sea State	Rough

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.30m	0.24m
Time (hh:mm)	11:50	13:20
Tidal influence	Yes
Tidal Range	Time	Height
High	11:48	0.730
Low	18:12	0.460

Observation Documents

Link	Date	File name	Description
Download	31-10-2013 11:50	Photopoint	Gp1_1
Download	31-10-2013 11:50	Photopoint	Gp1_2
Download	31-10-2013 11:50	Photopoint	Gp1_3
Download	31-10-2013 11:50	Photopoint	Gp1_4
Download	31-10-2013 11:50	Photopoint	Gp1_5