Observation #7972 21-12-2012 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#7972
Date and Time	Friday 21st December 2012 08:35am
Approved	Approved

Notes

1. Narrow channel against cliff & between rocks flowing out strongly over shallow area
2.Dark discharge only around mouth
3. Strong long shore drift to mouth meeting out flow
4.Ocean beach wide with gradual slope, hi tide up to base of recently created sand cliffs.
5.No sign of Hooded Plovers since beach has new formation
5.Caspian tern (1) & white egret in estuary, 6 Red Kneed Dotterels in north wetlands

Mouth Observation

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

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

Physical Condition

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

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.61m	0.57m
Time (hh:mm)	08:35	10:35
Tidal influence	Yes
Tidal Range	Time	Height
High	04:36	0.860
Low	11:40	0.340

Observation Documents

Link	Date	File name	Description
Download	21-12-2012 08:35	Photopoint	Gp1_2
Download	21-12-2012 08:35	Photopoint	Gp1_3
Download	21-12-2012 08:35	Photopoint	Gp1_4
Download	21-12-2012 08:35	Photopoint	Gp1_5
Download	21-12-2012 08:35	Photopoint	Gp_1