Observation #3601 21-05-2010 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#3601
Date and Time	Friday 21st May 2010 10:05am
Approved	Approved

Notes

1. Greatly reduced shallow out flow across large sand build up at mouth. Channel flowing only between rocks and cliff.
2.Channel has been nearly filled with sand up stream to tunnel - depth only from 30cm - 50 cm.
Deeper water neat tunnel entrance has very large no. of fish 10 -25 cm
3. Beach wide with gradual slope, hi tide has reached about half way to dunes
4.Water in estuary very still - scum forming.
A white deposit is on vegetation along the sides of the estuary. More intense on s/e side
5.Large white egret s/e side of estuary
6.More boards off entrance to tunnel

Mouth Observation

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

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

Physical Condition

	Current	Mode
Wind Direction	South	North-West
Beaufort Scale	Light Air	Gentle breeze
Sea State	Moderate	Moderate

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.45m	0.46m
Time (hh:mm)	10:05	11:05
Tidal influence	Yes
Tidal Range	Time	Height
High	16:22	0.920
Low	08:20	0.430

Observation Documents

Link	Date	File name	Description
Download	21-05-2010 10:05	Photopoint	GP.1
Download	21-05-2010 10:05	Photopoint	GP.2
Download	21-05-2010 10:05	Photopoint	GP.3
Download	21-05-2010 10:05	Photopoint	GP.4
Download	21-05-2010 10:05	Photopoint	GP.5