Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #14547
Date and Time Friday 18th March 2022 18:05pm
Approved Approved

Notes

Artificial opening of mouth 10 days ago but mouth now closed

Choppy wind from the South

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 22.30 12.90 7.43 90.4 21.60
Previous 21.8 17.1 6.8 85.1 27.8
Median 15.2 17.10 9.42 101.30 27.8
0.5m 22.40 13.00 7.16 88.0 21.62
Previous 24.3 21.1 8.2 109.3 33.7
Median 15.2 20.30 9.52 102.10 32.8
1.0m 22.40 13.00 7.05 86.9 21.63
Previous 21.8 17.1 6.8 84.9 27.8
Median 15.7 28.60 8.18 97.00 44.2
1.5m 22.40 13.00 6.96 85.5 21.67
Previous 24.4 21.2 8.3 110.7 33.7
Median 15.7 29.60 8.26 97.10 45.6
2.0m 22.40 13.00 6.90 84.6 21.68
Previous 21.6 17.2 5.9 73.5 27.9
Median 15.2 31.50 7.50 89.40 48.4
2.5m 22.30 13.10 6.71 82.5 21.79
Previous 24.1 21.1 8.2 110.1 33.7
Median 15.2 32.90 7.81 95.90 50.2
3.0m 21.10 14.40 4.20 49.4 23.70
Previous 20.9 20.0 6.2 77.3 32.0
Median 15.1 31.70 6.91 86.50 48.6
3.5m 20.70 16.50 3.36 40.1 27.04
Previous 19.2 31.3 3.6 46.7 47.9
Median 15.1 33.20 7.35 88.10 50.6

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.8
Previous 0.1 14 7.9
Median 0.1 12 8.2
Bottom 3.9 10 7.6
Previous 4.3 12 7.7
Median 3.6 9 8.2

Other details

Max depth 4.00
Previous 4.50
Median 3.80
Flow estimate N/A

Observation Documents

Link Date File name Description
Download 20-03-2022 16:04 img20220320_15533372.pdf

Preceding Observations

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