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H1 Site one (Hopkins River Bridge)

20 October 2023

Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #15813
Date and Time Friday 20th October 2023 17:05pm
Approved Approved

Notes

tide "pouring out" at mouth

 

Great observation & data; very strong salt-wedge and some potential algal activity in the upper water column already!!  Thanks Jarred.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 23.00 9.30 12.43 153.7 15.94
Previous 16.3 19.4 11.0 125.7 33.5
Median 16.3 12.40 9.38 99.10 20.6
0.5m 22.70 9.90 13.24 163.1 16.94
Previous 13.7 9.5 10.8 109.4 17.5
Median 16.0 11.00 9.24 98.90 18.6
1.0m 18.40 23.40 10.30 125.4 36.75
Previous 14.9 31.4 9.5 113.2 48.2
Median 15.9 27.60 8.52 97.20 41.3
1.5m 16.70 28.60 9.30 114.0 43.89
Previous 13.8 28.5 9.3 106.6 43.9
Median 15.9 25.80 8.26 97.10 40.5
2.0m 16.30 30.40 8.51 104.5 46.76
Previous 14.9 32.0 9.2 110.0 48.9
Median 15.4 31.50 7.62 88.80 48.4
2.5m 16.10 30.90 8.57 105.3 47.42
Previous 13.7 31.5 8.7 99.2 48.4
Median 16.0 31.50 7.62 88.80 48.4
3.0m 16.00 31.50 8.42 103.6 48.22
Previous 14.9 32.2 9.1 108.7 49.2
Median 15.9 32.20 7.03 84.10 49.1
3.5m 16.00 31.80 8.37 103.1 48.60
Previous 13.6 32.1 8.1 94.6 49.1
Median 15.9 32.10 6.91 82.40 49.0

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 13 8.3
Previous 0.1 9 8.3
Median 0.1 11 8.2
Bottom 3.5 9 7.8
Previous 3.5 9 8.3
Median 3.6 9 8.0

Other details

Max depth 3.70
Previous 3.60
Median 3.70
Flow estimate Pool

Observation Documents

Link Date File name Description
Download 22-10-2023 12:36 img20231022_12213644.pdf

Preceding Observations

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