Observation #11932 31-03-2018 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#11932
Date and Time	Saturday 31st March 2018 14:33pm
Approved	Approved

Notes

Mouth barred by wide berm but some larger waves have been overtopping & reaching the estuary at last hi tide. Large amount of seaweed deposited in the area.

Rough sea with longshore drift commencing around hi tide when observations were made. Sand visible in breakers out to sea level with east end of beach.

Only small areas of water on top track but low track completely covered up to car park. Extremely large no. very small fish observed in shallow water on low track also similar density at south side of OOR near flood markers

Only a couple of small pools of water at South West end of camp ground. Water visible covering most flats around and downstream G4. No water except in drain immediately upstream G4 (north side), but water entering north flats directly downstream G5

Mouth Observation

Mouth state	Closed
Previous	O C C C 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 P C C C C C C C O O O O C C C
Flow Present?	No
Previous	N N N N Y 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 N N N N N N N N Y Y Y Y N N N
Flow Direction	N/A
Previous	N N N N O O O O O N 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

	Above Sea	Above Estuary
Berm Height (m)		0.2m
Berm Length (m)

Physical Condition

	Current	Mode
Wind Direction	South
Beaufort Scale	Gentle breeze
Sea State	Rough

Water Levels and Tides

Water Level	Start	Finish
Height (m)	1.39m	1.40m
Time (hh:mm)	14:33	16:40
Tidal influence	Yes
Tidal Range	Time	Height
High	13:38	0.830
Low	07:59	0.450

Observation Documents

Link	Date	File name	Description
Download	03-04-2018 12:40	Gp1_20180331_1_212048.JPG	gp1_1
Download	03-04-2018 12:40	Gp1_20180331_2_252_049.JPG	gp1_2
Download	03-04-2018 12:40	Gp1_20180331_3_292_050.JPG	gp1_3
Download	03-04-2018 12:40	Gp1_20180331_4_3312_051.JPG	gp1_4
Download	03-04-2018 12:40	Gp1_20180331_5_372_052.JPG	gp1_5