Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #7281
Date and Time Friday 15th June 2012 08:50am
Approved Approved

Notes

1.AHD G2 0.70 09:50
G2. 0.62 08:50
2.AHD G6. 1.66 08:36
3.Flats upstream waterlogged but deep water cover still exists around G5 & upstream
4.Cape pond weed flowering upstream G5

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.80 0.20 9.02 79.5 0.51
Previous 10.2 0.1 7.2 64.0 2.5
Median 14.4 1.20 7.65 77.40 2.5
0.5m 9.80 0.20 8.96 78.8 0.54
Previous 11.5 0.4 9.0 82.6 0.8
Median 14.5 1.30 7.82 77.60 2.5
1.0m 9.80 0.30 8.78 77.5 0.53
Previous 10.2 0.1 7.2 64.3 2.5
Median 14.4 4.00 7.56 77.50 8.1
1.5m 9.70 0.30 9.93 78.9 0.56
Previous 11.5 0.5 9.4 86.3 0.9
Median 14.9 4.30 7.59 77.60 8.8
2.0m 9.70 0.30 8.88 78.3 0.55
Previous 10.2 0.1 7.2 63.6 2.5
Median 15.4 25.40 6.39 69.60 39.7
2.5m 9.80 0.40 8.77 77.4 0.69 E.C. shows extreme variation & change
Previous 12.2 3.6 6.3 60.1 7.3
Median 15.5 25.90 6.39 70.00 40.0
3.0m 9.80 0.60 8.44 74.8 1.12 " " " "
Previous 10.2 0.1 7.1 63.6 2.5
Median 15.7 29.40 4.71 57.90 45.4
3.5m 9.90 0.80 8.32 73.8 1.53
Previous 12.7 7.0 5.2 51.1 12.3
Median 15.8 29.60 4.71 57.90 45.6
3.8m 9.90 0.90 8.32 74.1 1.83
Previous 15.0 29.6 4.0 47.9 45.9
Median 15.8 29.60 4.64 57.90 45.6

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 20 6.6
Previous 0.1 150 6.8
Median 0.1 20 6.8
Bottom 2.5 30 6.8
Previous 2.5 200 6.5
Median 2.5 30 7.0

Other details

Max depth 3.90
Previous 4.05
Median 3.91
Flow estimate Medium

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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