Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Rivernook
Observation ID #9452
Date and Time Friday 20th March 2015 08:50am
Approved Approved

Notes

  • Green algae on submerged vegetation
  • All flats around G4 have extensive water cover

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 15.70 0.50 5.05 51.1 1.03
Previous 19.9 1.0 5.4 59.9 2.0
Median 16.9 0.20 6.25 64.50 0.5
0.5m 15.80 0.50 5.02 50.8 1.03
Previous 17.6 0.1 5.8 60.9 0.3
Median 16.4 0.20 6.25 64.50 0.5
1.0m 15.80 0.50 4.98 50.4 1.06
Previous 19.9 1.1 5.2 57.8 2.1
Median 16.9 0.30 6.04 62.50 0.6
1.5m 15.80 0.50 4.95 49.8 1.07
Previous 17.6 0.1 5.8 61.1 0.3
Median 16.4 0.20 6.04 62.50 0.5
2.0m 15.80 0.50 4.91 49.5 1.08
Previous 19.2 27.2 1.5 18.8 42.3
Median 16.9 0.40 6.03 61.30 0.8
2.5m 17.10 24.00 0.70 8.4 37.70 Very low D.O.
Previous 17.6 0.1 5.8 60.6 0.3
Median 16.4 0.20 6.03 61.30 0.5
3.0m 18.90 27.90 1.02 12.9 43.20
Previous 18.9 27.3 0.8 10.0 42.5
Median 16.4 0.50 5.78 59.00 0.8
3.5m 18.90 29.00 0.22 2.8 44.77
Previous 17.6 0.1 5.8 60.6 0.3
Median 16.2 0.20 5.78 59.00 0.5
4.0m 18.90 29.10 0.20 2.5 44.87
Previous 18.4 27.8 0.1 1.9 42.1
Median 16.4 24.60 4.45 50.70 38.7
4.5m 18.90 29.10 0.19 2.4 44.96
Previous 17.6 0.1 4.9 51.3 0.3
Median 16.0 20.30 4.45 50.70 32.5
5.0m 18.80 29.10 0.18 2.3 44.97
Previous 18.2 28.0 0.1 1.7 43.3
Median 15.9 24.60 2.39 27.40 38.7
5.5m 18.70 29.10 0.17 2.2 44.95
Previous 17.1 27.1 1.4 16.9 42.2
Median 15.9 24.60 3.58 40.70 38.7
5.7m 18.70 29.10 0.16 2.1 44.93
Previous 15.9 25.3 1.6 18.3 39.6
Median 15.7 20.60 3.58 40.70 32.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 6.6
Previous 0.1 9 6.7
Median 0.1 10 6.9
Bottom
Previous 5.0
Median 5.0

Other details

Max depth 5.84
Previous 5.30
Median 5.20
Flow estimate Pool

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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