Observation #9668 12-06-2015 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#9668
Date and Time	Friday 12th June 2015 11:00am
Approved	Approved

Notes

Flowing out after natural opening (mouth barred 11/06/15 after hi to very rough seas)

Some darker discharge around mouth & toward east

Mouth wide but flowing down over very shallow area in front of rocks

Channel narrow/shallow with sheer sides

Many small close waves going upstream against the outflow (usually observed at times of very recent opening)

Large amount of sand in water & out to sea

Longshore drift active

Small active flathead in swash line returned to water successfully

Red Necked Avocet on ocean beach

Water over low track & area near car park but only to edge of top track

Water to edge of OOR (road crown recently raised) near flood markers.2 Bitterns in this area

All flats upstream flooded but water well away from bridge deck at G4

AHD @ G6 1.58 @10:10 (Platypus observed there)

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 C C C C O O P C C O O O C C C C C C O O O P C O O O P 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 N N N N Y Y Y N N Y Y Y N N N N N N Y Y Y Y N Y Y Y N Y Y Y Y Y Y Y
Flow Direction	Out
Previous	I O I O O O O O O I O O O O O O O O O O O O O O O O O N N N N O O I N N O I O N N N N N N O O O I N O O O N O O O O O O I

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

Physical Condition

	Current	Mode
Wind Direction	North
Beaufort Scale	Light Breeze
Sea State	Moderate

Water Levels and Tides

Water Level	Start	Finish
Height (m)	1.40m	1.39m
Time (hh:mm)	11:00	12:40
Tidal influence	Yes
Tidal Range	Time	Height
High	13:15	0.850
Low	00:46	0.610

Observation Documents

Link	Date	File name	Description
Download	12-06-2015 11:00	Photopoint	Gp1_1
Download	12-06-2015 11:00	Photopoint	Gp1_2
Download	12-06-2015 11:00	Photopoint	Gp1_3
Download	12-06-2015 11:00	Photopoint	Gp1_4
Download	12-06-2015 11:00	Photopoint	Gp1_5