Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #12677
Date and Time Wednesday 30th January 2019 12:05pm
Approved Approved

Notes

AHD G6 1.02 @ 09:45        G2  1.02  @ 10:51

Large no. of small fish visible in water around G2 bridge

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 23.40 5.80 7.42 90.0 10.23 Wind SE 4 = small waves to G2 site
Previous 22.6 2.3 7.6 89.2 4.3
Median 17.8 1.70 6.85 70.50 3.5
0.5m 23.30 12.20 7.28 88.8 20.04 E.C. erratic
Previous 18.7 3.4 6.4 70.4 6.6
Median 17.8 1.70 6.85 70.50 3.5
1.0m 22.10 21.90 7.94 103.3 34.71 EC very erratic
Previous 21.7 18.7 7.2 91.6 30.0
Median 17.9 3.60 6.72 69.80 6.6
1.5m 20.00 25.20 7.31 95.1 39.40
Previous 19.4 22.5 7.2 88.8 35.5
Median 17.9 3.60 6.72 69.80 6.6
2.0m 9.00 26.50 7.40 96.3 41.29
Previous 18.9 31.1 6.6 84.7 47.6
Median 17.3 24.60 6.17 66.90 38.5
2.5m 20.30 28.30 6.98 91.5 43.98
Previous 17.9 29.4 7.1 89.5 45.3
Median 17.3 24.60 6.17 66.90 38.5
3.0m 20.20 29.30 6.83 89.7 45.21
Previous 17.9 32.3 3.9 49.7 49.4
Median 17.6 30.50 4.04 49.70 46.8
3.5m 20.00 29.50 6.48 84.8 45.57
Previous 17.6 30.5 6.7 83.9 46.8
Median 17.6 30.50 4.12 50.60 46.8
4.0m 19.30 29.70 4.85 62.7 45.67
Previous 17.8 32.3 3.5 44.5 49.5
Median 17.9 32.10 1.32 16.90 49.2
4.4m 18.90 29.80 4.47 57.0 45.83
Previous 17.5 30.5 6.0 75.9 46.9
Median 17.9 32.00 1.23 14.30 49.1

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 5 7.1
Median 0.1 9 7.0
Bottom 4.4
Previous 4.0 6 7.1
Median 4.1 10 7.1

Other details

Max depth 4.47
Previous 4.12
Median 4.21
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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