Observation details

Overview

Estuary Hopkins River Estuary
Site Site one (Hopkins River Bridge)
Observation ID #4361
Date and Time Saturday 22nd January 2011 09:30am
Approved Approved

Notes

Rapid water flow due to recent northern floods so depth gauge monitor and probe of YSI meter unable to be lowered and only sample at surface able to be obtained. Van Doorn being repaired so no pH or turbidity at top available.

Max depth an estimate

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 22.40 0.40 7.93 92.0 0.85
Previous 21.8 4.9 6.1 72.3 8.2
Median 14.5 3.00 8.20 87.00 5.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 20 7.5
Median 0.1 20 7.5
Bottom
Previous 3.0 15 7.5
Median 2.8 15 8.0

Other details

Max depth 4.00
Previous 3.10
Median 3.00
Flow estimate N/A

Observation Documents

No documents found for this observation

Preceding Observations

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