Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #10137
Date and Time Friday 5th February 2016 12:10pm
Approved Approved

Notes

  • AHD 1.09
  • Fish caught between G4 & Mouth showing signs of parasite infestation
  • Large areas of yellow green algae on north wetlands

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 21.70 1.90 7.68 88.4 3.55 Strong SE wind waves upstream to G2
Previous 24.3 2.8 7.4 90.1 5.2
Median 16.4 2.50 7.73 80.00 4.7
0.5m 21.60 1.90 7.62 87.6 3.54 All readings erratic throughout monitoring
Previous 22.6 2.7 7.9 92.9 5.0
Median 16.4 2.50 7.73 79.80 4.6
1.0m 21.60 1.90 7.50 86.4 3.55
Previous 23.7 3.0 7.3 87.2 5.5
Median 16.5 7.70 7.50 82.40 14.2
1.5m 21.70 2.60 7.34 84.2 5.00
Previous 23.1 5.6 8.3 99.8 9.9
Median 16.3 7.70 7.50 79.00 14.2
2.0m 21.70 5.40 7.46 85.8 9.23
Previous 22.6 29.8 10.2 139.3 45.9
Median 16.7 28.10 7.06 80.80 43.5
2.5m 23.40 27.50 9.14 127.8 42.82 E.C very erratic
Previous 20.9 30.9 10.4 140.5 47.4
Median 16.7 27.80 7.01 80.40 42.8
3.0m 21.60 31.60 9.35 128.9 48.20
Previous 19.9 32.3 9.2 122.0 49.3
Median 16.9 31.20 4.85 60.23 47.8
3.5m 20.40 32.50 7.51 100.3 49.16
Previous 18.4 32.7 9.3 122.2 50.1
Median 16.7 31.10 4.64 58.90 47.8
4.0m 19.10 32.60 4.72 62.6 49.59
Previous 18.6 32.5 3.0 39.3 50.0
Median 16.7 32.60 2.74 34.90 49.8
4.4m 18.70 32.70 1.60 13.5 49.83
Previous 17.9 33.0 5.5 70.7 50.2
Median 16.7 32.70 2.74 34.90 49.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 6.9
Previous 0.1 9 7.0
Median 0.1 9 6.8
Bottom
Previous 4.3
Median 4.3

Other details

Max depth 4.51
Previous 4.44
Median 4.05
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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