Observation details

Overview

Estuary Hopkins River Estuary
Site Site two (Riverboat Cruise Pontoon)
Observation ID #4462
Date and Time Saturday 16th April 2011 10:15am
Approved Approved

Notes

Water made turburlent by water skiers; water also quite slimy.
Unable to obtain bottom sample as not able to close Van Doorn chamber with weight.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 16.30 4.60 10.78 112.6 8.19
Previous 18.5 8.6 10.1 133.9 12.9
Median 17.6 3.00 7.97 86.60 5.2
0.5m 16.00 4.80 10.67 110.6 8.39
Previous 22.6 0.4 7.8 98.5 0.9
Median 17.6 3.00 7.97 86.60 5.2
1.0m 16.00 12.90 9.87 107.6 22.20
Previous 17.1 25.4 8.7 105.2 39.5
Median 17.1 5.10 7.50 89.20 5.8
1.5m 16.40 27.10 7.44 91.3 41.20
Previous 22.6 0.4 7.6 89.2 0.9
Median 17.6 5.10 7.50 89.20 5.8
2.0m 16.40 30.80 6.41 77.1 47.39
Previous 16.8 32.5 7.6 93.9 41.5
Median 15.6 30.70 7.25 89.10 38.5
2.5m 16.30 31.40 5.53 68.6 48.17
Previous 19.7 29.1 5.5 69.9 44.8
Median 14.2 29.10 6.64 76.30 36.4
2.8m 16.20 31.40 4.96 61.5 48.20
Previous 19.0 1.6 6.6 72.3 3.1
Median 14.2 30.70 7.25 89.10 36.4

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 10 8.0
Previous 0.1 15 8.0
Median 0.1 20 7.5
Bottom
Previous 3.1 15 8.5
Median 3.1 15 7.5

Other details

Max depth 2.95
Previous 3.25
Median 3.25
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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