Observation #10277 30-04-2016 | GMC: Gellibrand River Estuary Mouth Observation Site

Observation details

Overview

Estuary	Gellibrand River Estuary
Site	Gellibrand River Estuary Mouth Observation Site
Observation ID	#10277
Date and Time	Saturday 30th April 2016 09:15am
Approved	Approved

Notes

Observations made near low tide

Berm increased in length. More sand at ocean exposed & more build up out to sea

Some waves have topped the berm but not gone far up the beach

Beach, wide & curved. At east end, sand projection extending out to sea creating 2nd smaller bay

WSW swell impacting strongly at east end with longshore drift travelling to projection but not much beyond that area

Sand build up along berm higher near mouth, reducing in height as it nears western cliff

Large amount of sand in waves in sea near mouth

More erosion along southern end of cliff

Peregrine falcon along cliff

Top track has more water cover & water is over the low track up to ocean car park

Run off in camp ground but no water over OCR. Water only along side of OOR at flood markers

Princetown wetlands flooded up to G4

Very large number of water birds in flood waters

Many o/s tourists photographing birds on wetlands north of Township

Hooded plover(3) sighted on Rivernook beach

N wind strengthening throughout monitoring

Mouth Observation

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

	Above Sea	Above Estuary
Berm Height (m)	0.9m	0.4m
Berm Length (m)	56.0m

Physical Condition

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

Water Levels and Tides

Water Level	Start	Finish
Height (m)	1.42m	1.43m
Time (hh:mm)	09:15	10:55
Tidal influence	No
Tidal Range	Time	Height
High	16:51	0.960
Low	08:53	0.420

Observation Documents

Link	Date	File name	Description
Download	30-04-2016 09:15	Photopoint	gp1_1
Download	30-04-2016 09:15	Photopoint	gp1_2
Download	30-04-2016 09:15	Photopoint	gp1_3
Download	30-04-2016 09:15	Photopoint	gp1_4
Download	30-04-2016 09:15	Photopoint	gp1_5