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H1 Site one (Hopkins River Bridge)

19 January 2024

Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #15983
Date and Time Friday 19th January 2024 17:00pm
Approved Approved

Notes

Sampling assisted by Kate's daughter Reese and niece Eve

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 20.90 20.90 8.31 104.5 33.36
Previous 21.3 20.9 7.5 95.4 33.3
Median 17.2 12.40 9.24 99.10 20.6
0.5m 21.00 21.00 8.35 106.0 33.57
Previous 20.1 23.3 8.2 102.3 36.9
Median 17.2 12.40 9.38 99.60 20.6
1.0m 20.90 21.80 8.26 105.3 34.75
Previous 20.5 21.3 6.2 79.0 33.9
Median 16.7 27.60 8.26 97.10 41.3
1.5m 20.80 22.20 8.36 107.8 35.16
Previous 17.4 32.7 7.9 96.1 49.9
Median 16.7 27.60 8.52 97.20 42.8
2.0m 19.90 23.10 8.04 101.4 36.45
Previous 19.6 23.4 3.4 43.4 36.9
Median 16.0 31.50 7.62 89.40 48.4
2.5m 19.00 27.00 7.94 100.2 42.10
Previous 16.6 33.2 7.4 91.1 50.5
Median 16.0 31.50 7.62 89.40 48.4
3.0m 17.70 28.80 7.88 96.6 44.00
Previous 19.2 24.8 1.1 13.6 38.9
Median 15.9 32.10 7.03 84.10 49.0
3.5m 17.20 32.10 7.78 97.4 49.06
Previous 16.9 33.6 7.5 93.3 51.3
Median 15.9 32.20 7.19 84.60 49.1

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 8.3
Previous 0.1 12 7.9
Median 0.1 11 8.2
Bottom 3.7 9 7.8
Previous 4.0 13 7.6
Median 3.5 9 7.9

Other details

Max depth 3.80
Previous 4.20
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
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