Observation #2461 05-09-2009 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#2461
Date and Time	Saturday 5th September 2009 10:20am
Approved	Approved

Notes

1.Strong very dark brown flow out. Occasional small wave enterind down east side of channel into estuary
2.Dark discharge around mouth and along beach to east, some to south (about 100m. out) and s/w.
3.Beach gradually sloping back to ocean. Longshore drift bringing sand back into channel
4.Large area of foam moving back & forth upstream of rocks.
5.Sand cliff 1.m along east side of channel near tunnel
6.Waves & foam s side of estuary
7.Fox prints & scrapes. 7 comorants, 2 black duck
8.Estuary is flooded upstream from G4.Water flowing between bearer and deck.(G4.) AHD.G6-3.43

Mouth Observation

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

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

Physical Condition

	Current	Mode
Wind Direction	North-West	West
Beaufort Scale	High wind, moderate gale, near gale	Strong breeze
Sea State	Rough	Rough

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.72m	0.85m
Time (hh:mm)	10:15	11:25
Tidal influence	Yes
Tidal Range	Time	Height
High	06:29	0.350
Low	12:52	1.020

Observation Documents

Link	Date	File name	Description
Download	05-09-2009 10:45	Photopoint	GP.1
Download	05-09-2009 10:45	Photopoint	GP.2
Download	05-09-2009 10:45	Photopoint	GP.3
Download	05-09-2009 10:45	Photopoint	GP.4
Download	05-09-2009 10:45	Photopoint	GP.5