Observation #9959 21-11-2015 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#9959
Date and Time	Saturday 21st November 2015 11:35am
Approved	Approved

Notes

Slight very pale discharge out over shallow entrance, channel very narrow but waves are entering over a much wider area.

Discharge travelling short distance east along foreshore but some also going out to south

Longshore drift across mouth

Ocean beach changing drastically-sand cliffs at east end have almost gone but high area just east of entrance now has steep front. The rest of the beach east of this area is now a series of wide rises & depressions

Last hi tide has been a long way up on the beach & over the high area

Thousands of small fish(?) eggs along the swash line also small lumps of jelly. Silver gulls feeding along the swash line

3 Hooded Plover at far end of beach

Algae in the estuary & river around G2 is now clustered along the vegetation at the sides driven by strong wind & wave action

Mouth Observation

Mouth state	Open
Previous	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 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 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 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 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 O I O O I 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-West
Beaufort Scale	Moderate breeze
Sea State	Rough

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.50m	0.51m
Time (hh:mm)	11:35	13:40
Tidal influence	Yes
Tidal Range	Time	Height
High	05:57	0.750
Low	18:15	0.530

Observation Documents

Link	Date	File name	Description
Download	21-11-2015 11:35	Photopoint	Gp1_1
Download	21-11-2015 11:35	Photopoint	Gp1_2
Download	21-11-2015 11:35	Photopoint	Gp1_3
Download	21-11-2015 11:35	Photopoint	Gp1_4
Download	21-11-2015 11:35	Photopoint	Gp1_5