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Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #15712
Date and Time Sunday 20th August 2023 15:46pm
Approved Approved

Notes

DO could not calibrate today, sites H1,2,3,4.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 14.10 4.00 11.86 116.8 9.21 DO could not calibrate today, sites H1,2,3,4
Previous 11.2 1.9 10.6 98.1 3.7
Median 17.2 12.40 9.24 98.90 20.6
0.5m 13.70 9.50 10.77 109.4 17.50
Previous 11.5 6.1 9.5 90.0 10.9
Median 17.2 12.40 9.13 98.90 20.6
1.0m 13.80 22.50 9.73 108.2 37.92
Previous 11.1 6.6 10.0 94.0 11.5
Median 16.8 25.80 8.26 97.10 40.5
1.5m 13.80 28.50 9.31 106.6 43.88
Previous 13.2 27.6 8.5 97.2 41.3
Median 16.8 25.80 8.20 97.10 40.5
2.0m 13.80 30.60 9.00 103.4 47.61
Previous 12.6 25.8 7.7 84.1 40.2
Median 16.0 31.50 7.50 87.90 48.4
2.5m 13.70 31.50 8.66 99.2 48.36
Previous 13.5 30.4 8.4 98.3 46.3
Median 16.0 32.20 7.50 88.80 49.4
3.0m 13.70 31.70 8.40 93.1 48.63
Previous 13.1 28.7 4.9 53.5 44.3
Median 15.9 32.20 6.91 82.40 49.0
3.5m 13.60 32.10 8.13 94.6 49.15
Previous 13.7 32.2 7.7 90.9 48.9
Median 15.9 32.20 6.91 82.40 49.0
4.0m 13.60 32.90 7.75 89.7 50.30
Previous 13.9 32.9 5.8 69.6 50.1
Median 14.8 31.00 6.94 81.00 47.7
4.2m 13.60 33.00 7.54 88.2 50.40
Previous 14.8 1.1 8.5 84.5 2.2
Median 14.8 21.60 6.94 81.00 34.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 18 8.4
Previous 0.1 26 7.9
Median 0.1 11 8.2
Bottom 4.4 9 7.8
Previous 3.9 12 6.9
Median 3.6 9 8.0

Other details

Max depth 4.50
Previous 4.00
Median 3.70
Flow estimate Slow

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