Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #11233
Date and Time Saturday 20th May 2017 13:05pm
Approved Approved

Notes

pH meter was accidentally left at home, so no pH readings were recorded for today's sampling.

Volunteer Arley (Jennings??) assisted today' sampling.

 

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 13.80 9.60 10.00 102.5 16.28
Previous 17.7 22.2 8.9 106.1 35.2
Median 17.7 4.50 9.17 99.50 8.1
0.5m 13.80 9.60 9.95 102.2 16.30
Previous 23.1 29.7 11.1 153.9 45.7
Median 17.8 4.50 9.99 99.50 8.1
1.0m 13.80 9.60 9.85 100.9 16.33
Previous 18.1 23.5 7.3 88.6 37.0
Median 17.8 23.50 8.35 91.20 33.4
1.5m 14.40 23.70 5.59 63.2 36.95
Previous 19.9 32.6 4.8 62.0 33.4
Median 17.8 24.50 8.54 91.80 33.4
2.0m 14.40 25.00 5.35 61.1 39.26
Previous 17.6 27.4 0.1 1.3 42.2
Median 15.6 30.70 5.99 82.20 47.1
2.5m 14.40 26.20 4.57 52.6 40.94
Previous 18.3 34.2 3.9 51.2 52.0
Median 15.6 31.30 6.46 87.10 48.0
3.0m 14.60 27.50 3.45 40.1 42.70
Previous 16.9 31.4 0.1 0.7 48.1
Median 16.1 32.10 5.02 58.90 49.2
3.5m 14.60 28.80 2.97 34.6 44.64
Previous 18.2 34.3 3.8 49.1 52.0
Median 14.1 32.10 5.02 58.90 49.2

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 15
Previous 0.1 9 7.9
Median 0.1 14 7.9
Bottom 3.6 9
Previous 3.8 9 7.2
Median 3.4 9 7.7

Other details

Max depth 3.80
Previous 3.90
Median 3.50
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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