Observation #12084 25-05-2018 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#12084
Date and Time	Friday 25th May 2018 09:05am
Approved	Approved

Notes

Dark discharge out diagonally across entrance with some to south west. SW swell limiting usual easterly direction of outflow along beach front & impacting strongly at easterly section of beach. Waves in all directions at this area. Waves also in all directions at entrance with some longshore drift across. Occasional small waves entering along channel into estuary

Reducing but still fast outflow going over sand build up at entrance & immediately downstream of rocks, large amount of sand visible in breakers. Sand spit has been reduced & now higher sand extends to east along the beach front A lower area where waves are going higher up on beach exists at mid beach. Highest area is still close to entrance

Erosion continues on south face of pt. Ronald

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 P C C C C C C C O O O O C C C C C C C C C O O O O O C O O
Flow Present?	Yes
Previous	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 N N N N N N N N Y Y Y Y N N N N N N N N N Y Y Y Y Y N Y Y
Flow Direction	Out
Previous	O O O N O O O O O O O O O O O O O O O O O O O O O O O N N N N N N N N O I O O N N N N N N N N N O O O O O N O I

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

Physical Condition

	Current	Mode
Wind Direction	North-East
Beaufort Scale	Light Breeze
Sea State	Rough

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.80m	0.78m
Time (hh:mm)	09:05
Tidal influence	Yes
Tidal Range	Time	Height
High	13:07	0.780
Low	04:34	0.650

Observation Documents

Link	Date	File name	Description
Download	27-05-2018 07:35	Gp1_20180525_1_212_026.JPG	gp1_1
Download	27-05-2018 07:35	Gp1_20180525_2_252_027.JPG	gp1_2
Download	27-05-2018 07:35	Gp1_20180525_3_292_028.JPG	gp1_3
Download	27-05-2018 07:35	Gp1_20180525_4_332_029.JPG	gp1_4
Download	27-05-2018 07:35	Gp1_20180525_5_372_030.JPG	gp1_5