Observation #2883 04-12-2009 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#2883
Date and Time	Friday 4th December 2009 09:07am
Approved	Approved

Notes

1. Dark discharge around mouth & to the west . Paler colour out to sea (about 50m.) also along shore line to about 1/3 way from mouth.
2.Water passing only between rocks and cliff because of sand build up.
3.More sand on east side of entrance, increasing because of longshore dirft. Width of deepest area at mouth 2-3m.- depth 1.- 1.5m.
4.Width of channel infront of rocks 5-6m.
More sand in channel 20-30 m upstream of rocks
5. 44ml rain upstream from 091127-091204 has assisted flow

Mouth Observation

Mouth state	Open
Previous	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 O O O O O O O O O O O O O
Flow Present?	Yes
Previous	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 Y Y Y Y Y Y Y Y Y Y Y Y Y
Flow Direction	Out
Previous	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 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	Moderate breeze	Fresh breeze
Sea State	Moderate	Moderate

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.55m	0.52m
Time (hh:mm)	09:07	10:30
Tidal influence	Yes
Tidal Range	Time	Height
High	02:45	1.220
Low	10:39	0.530

Observation Documents

Link	Date	File name	Description
Download	04-12-2009 09:07	Photopoint	GP.1
Download	04-12-2009 09:07	Photopoint	GP.2
Download	04-12-2009 09:07	Photopoint	GP.3
Download	04-12-2009 09:07	Photopoint	GP.4
Download	04-12-2009 09:07	Photopoint	GP.5