Observation #2941 19-12-2009 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#2941
Date and Time	Saturday 19th December 2009 08:40am
Approved	Approved

Notes

1.Rainfall at G6. (16.12.09-19.12.09).= 36ml
2. More sand at entrance, shallow from rocks to sea.More sand against cliffs
Discharge around mouth and out to 2nd sandbar. Some to about 1/3 to east along shoreline.
3. Longshore drift bringing more sand into channel, water going in all directions at mouth. Occaisonally a small wave entering mouth
4. Sand build up along beach -much higher.
Evidence of water high up on beach and in estuary during last high tide
5.Dark Kestrel near cliffs and around estuary

Mouth Observation

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

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

Physical Condition

	Current	Mode
Wind Direction	South	South-West
Beaufort Scale	High wind, moderate gale, near gale	Fresh breeze
Sea State	Rough	Moderate

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.82m	0.88m
Time (hh:mm)	08:40	10:05
Tidal influence	Yes
Tidal Range	Time	Height
High	13:37	0.610
Low	09:43	0.490

Observation Documents

Link	Date	File name	Description
Download	19-12-2009 08:40	Photopoint	GP.1
Download	19-12-2009 08:40	Photopoint	GP.2
Download	19-12-2009 08:40	Photopoint	GP.3
Download	19-12-2009 08:40	Photopoint	GP.4
Download	19-12-2009 08:40	Photopoint	GP.5