Observation #10818 17-02-2017 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#10818
Date and Time	Friday 17th February 2017 09:36am
Approved	Approved

Notes

Dark discharge only around mouth, flow between rocks & cliff face (low tide). Recent release (AHD 0.70 20170216) & very low tide causing strong shallow outflow with large close spaced waves immediately downstream rocks

Strong long shore drift across outflow impacting on cliff

Swash line very high up on beach

Beach high toward east end but lower near mouth

Large no. small fish in shallows along low track

Princetown N wetlands draining but many birds observed feeding 12 Sliver gulls, 18 Masked plover, 4 Royal spoonbills, 2 with pale bills, 26 White headed Herons

Mouth Observation

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

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

Physical Condition

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

Water Levels and Tides

Water Level	Start	Finish
Height (m)	0.83m	0.80m
Time (hh:mm)	09:36
Tidal influence	Yes
Tidal Range	Time	Height
High	03:54	0.930
Low	10:24	0.270

Observation Documents

Link	Date	File name	Description
Download	17-02-2017 09:50	Gp1_20170217_1_212_9319.JPG	gp1_1
Download	17-02-2017 09:50	Gp1_20170217_2_252_9320.JPG	gp1_2
Download	17-02-2017 09:50	Gp1_20170217_3_292_9321.JPG	gp1_3
Download	17-02-2017 09:50	Gp1_20170217_4_332_9322.JPG	gp1_4
Download	17-02-2017 09:50	Gp1_20170217_5_372_9323.JPG	gp1_5