Observation #9868 02-10-2015 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#9868
Date and Time	Friday 2nd October 2015 10:30am
Approved	Approved

Notes

Only small area of slight discoloured discharge around mouth & along foreshore to east

Increased sand build up around mouth with only very shallow outflow. Sand on beach still high near mouth

Small waves entering into estuary

Strong longshore drift across mouth rolling more sand into outflow

Sand visible in large breakers out to sea

Many people fishing from ocean beach (holiday)

Low tide & sandbar & sides of estuary uncovered revealing dead silt covered sea grass where scum & algae are forming

Day of extreme tide heights

Some shrimp in swash line on ocean beach

Mouth Observation

Mouth state	Open
Previous	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 O O O O O O O O O O O O O O
Flow Present?	Yes
Previous	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 Y Y Y Y Y Y Y Y Y Y Y Y Y
Flow Direction	N/A
Previous	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 O I O O I O O O O O O O

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

Physical Condition

	Current	Mode
Wind Direction	North
Beaufort Scale	Moderate breeze
Sea State	Rough

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.32m	0.40m
Time (hh:mm)	10:30	11:58
Tidal influence	Yes
Tidal Range	Time	Height
High	02:08	1.070
Low	08:27	0.520

Observation Documents

Link	Date	File name	Description
Download	02-10-2015 10:30	Photopoint	Gp1_1
Download	02-10-2015 10:30	Photopoint	Gp1_2
Download	02-10-2015 10:30	Photopoint	Gp1_3
Download	02-10-2015 10:30	Photopoint	Gp1_4
Download	02-10-2015 10:30	Photopoint	Gp1_5