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H2 Site two (Riverboat Cruise Pontoon)

17 May 2026

Observation details

Overview

Estuary Hopkins River Estuary
Site Site two (Riverboat Cruise Pontoon)
Observation ID #17568
Date and Time Sunday 17th May 2026 13:20pm
Approved Approved

Notes

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 15.90 9.60 9.00 96.0 16.23
Previous 14.7 11.3 10.0 104.7 19.0
Median 17.9 13.20 9.32 104.70 21.2
0.5m 15.90 9.60 8.90 95.1 16.24
Previous 21.1 15.0 9.1 111.4 24.6
Median 17.9 13.20 9.29 103.60 21.2
1.0m 15.80 9.60 8.68 92.1 16.35
Previous 14.6 11.5 9.7 102.0 19.3
Median 16.8 20.00 8.51 97.00 31.9
1.5m 15.30 12.10 7.14 76.1 20.18
Previous 21.1 15.0 9.1 110.5 24.6
Median 16.8 20.00 8.48 96.70 31.9
2.0m 15.00 12.60 6.62 69.9 21.10
Previous 15.3 15.0 8.5 90.8 24.5
Median 16.3 26.80 7.62 91.30 41.8
2.5m 15.00 13.30 5.54 58.5 22.22
Previous 21.1 15.0 9.2 109.5 24.6
Median 16.3 26.80 7.55 91.30 41.8
3.0m 15.20 15.40 5.74 62.6 25.64
Previous 16.1 22.0 4.3 49.0 34.9
Median 16.0 27.30 6.93 82.70 42.2
3.5m 15.40 17.20 5.68 62.8 27.26
Previous 20.2 15.1 8.5 101.1 24.7
Median 16.0 27.30 6.98 83.90 42.4

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 8.4
Previous 0.1 9 8.4
Median 0.1 9 8.2
Bottom 3.5 9 8.2
Previous 3.6 9 8.1
Median 3.1 10 8.1

Other details

Max depth 3.60
Previous 3.70
Median 3.30
Flow estimate Slow

Observation Documents

Link Date File name Description

Download 		18-05-2026 13:01 H2_20260517.jpg

Preceding Observations

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