Observation details

Overview

Estuary Powlett River Estuary
Site Site five (Daly Bridge)
Observation ID #5305
Date and Time Saturday 18th April 2015 09:45am
Approved Approved

Notes

Sighted a bait ball of mullet being fed on by larger fish (silver flashes around the mullet).

Overnight showers may have increased water flow into the Powlett.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 17.20 20.80 5.20 60.5 29.00
Previous 16.0 26.0 6.2 73.4 40.7
Median 18.4 19.37 6.40 73.80 31.2
0.5m 18.00 20.30 4.31 51.4 32.35
Previous 16.4 12.4 6.7 73.8 20.7
Median 19.9 19.37 6.40 74.30 31.2
1.0m 18.20 22.30 3.57 43.2 35.33
Previous 16.8 29.5 4.7 58.0 45.6
Median 18.0 30.00 5.25 72.90 46.1
1.5m 18.30 25.30 2.76 34.1 39.50
Previous 17.7 21.5 4.8 59.8 34.0
Median 20.4 30.10 5.82 73.40 46.8
2.0m 18.40 27.30 2.75 30.6 42.35
Previous 16.5 32.3 1.6 20.0 49.4
Median 19.0 32.20 3.37 41.70 49.4
2.5m 18.40 28.90 0.72 9.3 44.50
Previous 16.7 30.2 3.4 41.3 46.4
Median 20.0 32.20 3.90 50.40 49.4
3.0m 18.10 29.80 0.06 0.9 45.90
Previous 16.1 33.0 0.5 6.4 50.4
Median 16.1 32.97 8.11 72.30 50.4
3.5m 17.90 29.90 0.04 0.5 46.10
Previous 9.8 0.2 8.1 72.3 0.4
Median 9.8 0.20 8.11 72.30 0.4

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.5
Previous 0.1 5 7.6
Median 0.1 14 7.8
Bottom 3.5 9 7.4
Previous 3.1 32 7.5
Median 2.4 11 7.7

Other details

Max depth 3.50
Previous 3.25
Median 2.50
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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