Observation details

Overview

Estuary Barwon River Estuary
Site The Thunderbolt
Observation ID #12481
Date and Time Thursday 1st November 2018 13:55pm
Approved Approved

Notes

 

At 3.5m EC would not stabilise, noting temp and DO% depth of FW/SW LEVEL

 

 

More bird life than normal, spoonbills ,yellow billed and royal, terns ,fairy and caspian,white egrets,pied and little cormorants,white faced herons, pelicans, swans,plovers,ravens, swamp harrier,and possibly a whistling kite

 

 

 

Water Levels and Tides

Low tide time 16:00

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 20.10 23.30 9.77 108.2 33.30
Previous 11.9 33.3 10.2 94.2 47.6
Median 18.9 33.50 8.52 94.20 48.3
0.5m 19.70 23.30 9.76 108.0 33.30
Previous 17.3 35.3 5.7 72.6 53.5
Median 18.9 33.50 6.63 87.70 48.3
1.0m 19.60 23.40 9.81 108.2 33.40
Previous 11.6 33.3 10.1 90.6 47.6
Median 19.0 33.50 8.45 90.60 50.0
1.5m 19.50 23.50 9.80 108.0 33.50
Previous 17.3 35.3 5.6 71.6 53.5
Median 19.0 33.50 6.64 87.80 50.0
2.0m 19.30 23.60 9.70 106.8 33.70
Previous 11.6 33.3 10.0 91.5 47.6
Median 19.0 33.50 8.29 91.50 50.7
2.5m 19.20 23.70 9.67 105.8 33.90
Previous 17.3 35.3 5.5 71.4 53.5
Median 19.0 33.50 6.73 88.90 50.7
3.0m 19.00 23.90 9.64 105.3 34.10
Previous 11.5 33.3 9.9 90.3 47.6
Median 19.2 33.50 8.23 90.50 51.0
3.5m 17.70 28.70 8.38 90.6 41.00
Previous 17.3 35.3 5.6 72.8 53.5
Median 19.2 33.50 6.83 90.50 51.0
4.0m 17.00 34.20 8.29 86.7 48.80
Previous 11.5 33.3 9.8 89.3 47.6
Median 19.4 33.50 8.22 90.00 51.2
4.5m 16.80 34.60 8.23 85.8 49.40
Previous 17.3 35.4 5.6 71.9 53.6
Median 19.4 33.50 6.81 90.00 51.2
5.0m 16.80 34.90 8.22 85.6 49.80
Previous 11.5 33.3 9.9 90.4 47.6
Median 17.3 33.30 6.93 90.40 50.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 22 8.1
Previous 0.1 0 7.7
Median 0.1 7 8.0
Bottom 4.9 10 7.8
Previous 5.8 0 7.9
Median 5.6 5 8.1

Other details

Max depth 5.00
Previous 5.90
Median 5.70
Flow estimate Medium
Low tide time 16:00pm

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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