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  5. 17-10-2025

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H2 Site two (Riverboat Cruise Pontoon)

17 October 2025

CAUTION: This observation has not yet been reviewed by an EstuaryWatch coordinator.

Observation details

Overview

Estuary Hopkins River Estuary
Site Site two (Riverboat Cruise Pontoon)
Observation ID #17250
Date and Time Friday 17th October 2025 17:22pm
Approved Pending

Notes

Similar dramatic oxycline to site H1.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.10 9.50 10.29 115.4 16.15
Previous 15.0 25.6 9.1 106.2 40.0
Median 17.3 13.20 9.29 103.00 21.2
0.5m 18.10 9.50 10.50 117.6 16.15
Previous 13.7 27.5 7.3 83.4 42.9
Median 17.3 12.70 9.29 102.10 21.1
1.0m 17.10 9.80 8.79 95.4 17.01
Previous 14.5 28.4 8.2 95.9 44.0
Median 16.2 20.80 8.51 96.50 33.2
1.5m 16.30 17.20 7.26 81.4 27.90
Previous 13.9 29.5 3.7 42.9 45.5
Median 16.2 20.00 8.51 96.50 32.1
2.0m 15.70 21.20 4.75 54.6 33.69
Previous 14.3 30.1 7.5 89.3 46.3
Median 16.2 28.00 7.53 89.30 43.3
2.5m 15.10 25.30 2.87 33.1 39.67
Previous 13.7 30.4 4.5 53.3 46.8
Median 16.2 27.70 7.38 87.90 43.1
3.0m 14.80 27.30 2.35 27.3 42.39
Previous 14.3 30.7 7.0 83.9 47.1
Median 14.9 28.20 6.89 81.30 43.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 14 8.3
Previous 0.1 9 7.9
Median 0.1 9 8.2
Bottom 3.2 13 7.6
Previous 3.2 34 7.7
Median 3.1 10 8.0

Other details

Max depth 3.30
Previous 3.30
Median 3.20
Flow estimate N/A

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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