Observation #6241 21-10-2011 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#6241
Date and Time	Friday 21st October 2011 08:20am
Approved	Approved

Notes

1.reduced outflow, sand building up around mouth & rocks, greatly reduced on east side of rocks -main flow close to cliff
2.Width of channel 5-6m at narrowest point upstream of rocks
3.Sea has been up to base of dunes at last hi tide
4. Continuing damage to south & east side of estuary. More saw logs from ocean beach in estuary
5.Flow from upstream reducing
Birds
Large black comorants 4- (mob of about 50 sighted during week),w/h herons 4, white egrets 2,
There has been large increase of White necked herons, White headed herons, White egrets, Spoon bills & comorants especially around G5

Mouth Observation

Mouth state	Open
Previous	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 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 O O O O
Flow Present?	Yes
Previous	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 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 O O O O O O O O O O O O O O O O O O O O O I O I O I O I O O 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	Fresh breeze
Sea State	Moderate

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.48m	0.48m
Time (hh:mm)	08:20	09:20
Tidal influence	Yes
Tidal Range	Time	Height
High	05:41	0.830
Low	21:04	0.410

Observation Documents

Link	Date	File name	Description
Download	21-10-2011 08:20	Photopoint	Gp.1
Download	21-10-2011 08:20	Photopoint	Gp.2
Download	21-10-2011 08:20	Photopoint	Gp.3
Download	21-10-2011 08:20	Photopoint	Gp.4
Download	21-10-2011 08:20	Photopoint	Gp.5