Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #15461
Date and Time Saturday 15th April 2023 13:05pm
Approved Approved

Notes

Van Dorn sampler forgotten so pH and turbidity levels not available

- No worries, easy done!  Based on the EC readings it looks like we've got a WQ profile almost entirely of seawater anyway!!  Thanks Jarred.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 17.10 30.60 7.60 96.4 46.77
Previous 20.4 36.8 7.0 95.6 55.5
Median 15.9 8.20 9.38 99.10 14.1
0.5m 17.20 33.80 7.45 96.1 51.30
Previous 21.0 32.4 7.3 99.1 49.4
Median 14.7 6.90 9.38 99.10 12.1
1.0m 17.30 35.10 7.32 95.6 53.20
Previous 19.7 37.2 6.5 88.2 56.0
Median 15.9 21.20 8.88 97.30 34.1
1.5m 17.20 35.60 7.12 93.1 53.80
Previous 20.5 33.3 6.0 81.4 50.6
Median 14.7 21.00 8.88 97.30 33.1
2.0m 17.20 36.00 6.75 88.4 54.30
Previous 18.5 37.9 6.6 87.9 56.9
Median 15.2 30.70 7.01 86.10 47.3
2.5m 17.10 36.70 6.48 85.1 55.20
Previous 20.2 33.5 5.6 75.2 50.9
Median 15.2 30.70 7.77 86.10 47.3
3.0m 17.10 37.00 6.13 80.5 55.70
Previous 18.3 38.0 6.2 82.4 57.0
Median 15.9 32.00 7.03 82.40 49.0
3.5m 17.00 37.10 5.79 76.1 55.80
Previous 20.2 33.5 5.5 74.2 51.0
Median 15.3 31.70 7.03 82.40 48.6

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 9 7.8
Median 0.1 10 8.3
Bottom 3.6
Previous 3.4 9 8.0
Median 3.5 9 8.0

Other details

Max depth 3.70
Previous 3.50
Median 3.70
Flow estimate N/A

Observation Documents

Link Date File name Description
Download 15-04-2023 16:00 img20230415_15450534.pdf

Preceding Observations

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