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  4. 26-02-2017

G2 Old Coach Road Bridge Princetown

26 February 2017

Overview Notes Depth Profile Top-Bottom Documents 1 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #10842
Date and Time Sunday 26th February 2017 09:35am
Approved Approved

Notes

AHD G6    1.25 @ 09:10      G2 1.25 @  09:35

Water up to bottom of large bearer on fishing platform. Water taken for turbidity testing very clear

Good catches of  Trevally & black Bream recorded in river N E camping ground

Meter used YSI 8

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 17.40 2.60 6.88 72.9 4.86
Previous 16.8 2.8 6.7 70.0 5.1
Median 16.8 2.00 6.98 73.40 4.0
0.5m 17.30 2.60 6.87 72.5 4.90
Previous 19.6 7.5 6.6 73.2 16.6
Median 16.9 2.00 7.02 73.60 4.0
1.0m 18.10 6.20 7.75 85.2 10.94
Previous 18.3 24.2 6.2 76.0 38.0
Median 17.2 6.10 6.80 76.50 10.8
1.5m 18.00 8.20 7.95 88.0 14.21
Previous 19.3 26.0 6.7 84.0 40.5
Median 17.2 6.10 6.87 77.10 10.8
2.0m 18.70 22.60 5.73 70.3 35.74
Previous 18.4 30.5 5.8 73.4 46.8
Median 16.7 27.00 6.54 68.00 42.0
2.5m 18.20 26.20 7.19 89.0 40.67
Previous 18.7 32.4 2.0 26.5 49.4
Median 16.7 27.00 6.56 68.00 42.0
3.0m 18.50 29.60 4.33 54.9 45.60
Previous 18.1 32.4 1.9 24.7 49.4
Median 16.8 32.20 3.72 48.20 49.2
3.5m 18.40 31.10 2.19 28.3 47.60
Previous 18.1 33.4 0.3 4.1 50.8
Median 16.8 32.20 4.22 50.70 49.2
4.0m 18.30 31.40 1.29 16.7 48.14
Previous 18.1 32.6 1.4 17.8 49.8
Median 17.9 32.60 2.42 28.00 49.7
4.5m 18.20 31.60 0.42 5.5 48.39
Previous 18.1 33.5 0.2 2.6 50.9
Median 17.9 32.50 2.42 28.00 49.6
4.7m 18.10 31.70 0.27 3.5 48.48
Previous 17.9 34.0 1.0 13.4 51.7
Median 17.9 32.50 2.84 29.50 49.6

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 6.7
Previous 0.1 9 6.8
Median 0.1 9 6.8
Bottom 4.7
Previous 4.3
Median 4.0

Other details

Max depth 4.79
Previous 4.42
Median 4.12
Flow estimate Pool

Observation Documents

Link Date File name Description

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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