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  4. 26-02-2011

Po4 Site four (Old Town Drain)

26 February 2011

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Powlett River Estuary
Site Site four (Old Town Drain)
Observation ID #4444
Date and Time Saturday 26th February 2011 09:30am
Approved Approved

Notes

Very little fish activity on he surface compared to site three. Seagrass is plentiful along banks. Bankside vegatation looks awesome on the south side where cattle can no longer get to the rivers edge due to the new fencing installed earlier last year.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 17.40 6.60 5.81 51.0 11.38
Previous 17.5 2.2 5.0 52.6 4.1
Median 17.5 2.20 4.95 52.60 4.1
0.5m 17.40 6.80 5.53 60.1 11.95
Previous
Median
1.0m 18.80 25.50 3.71 47.4 41.10
Previous 17.5 2.3 4.9 51.7 4.2
Median 17.5 2.30 4.87 51.70 4.2
1.5m 19.30 30.40 3.75 51.6 46.74
Previous
Median
2.0m 19.30 31.60 3.97 55.1 48.40
Previous 17.7 31.5 4.4 52.5 48.8
Median 17.7 31.50 4.40 52.50 48.8
2.5m 19.40 31.90 4.11 57.2 48.80
Previous
Median
3.0m 19.40 32.10 4.29 57.6 48.96
Previous 17.6 33.2 4.2 54.1 50.6
Median 17.6 33.20 4.22 54.10 50.6
3.5m 19.40 32.20 4.31 57.7 49.14
Previous
Median
4.0m 19.40 32.20 4.02 57.7 49.09
Previous 17.6 32.9 4.2 56.0 50.2
Median 17.6 32.90 4.25 56.00 50.2

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 10 7.5
Previous 0.1 40 7.5
Median 0.1 40 7.5
Bottom 4.1 20 8.0
Previous 4.2 30 8.0
Median 4.2 30 8.0

Other details

Max depth 4.10
Previous 4.30
Median 4.30
Flow estimate Slow

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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