Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #9337
Date and Time Friday 16th January 2015 10:05am
Approved Approved

Notes

  • AHD 0.45
  • Algae hanging off channel veg. near bank
  • White foam at edge of water

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 18.40 1.00 5.36 57.7 0.19 E.C. very erratic
Previous 21.3 2.0 2.3 25.7 3.8
Median 16.4 1.80 7.40 76.90 3.5
0.5m 18.40 1.10 5.13 55.0 0.21
Previous 21.2 1.1 5.2 58.9 2.1
Median 15.7 1.80 7.40 76.90 3.5
1.0m 18.50 1.60 4.20 44.6 0.29
Previous 21.3 2.3 2.1 24.6 4.4
Median 16.6 4.20 6.95 76.20 7.6
1.5m 18.90 3.40 1.80 19.7 6.27
Previous 21.7 1.4 4.9 56.1 2.7
Median 16.4 4.20 6.95 76.20 7.6
2.0m 19.00 4.80 0.20 2.3 8.60
Previous 21.0 6.6 1.1 12.2 11.6
Median 16.0 27.30 5.61 64.50 42.5
2.5m 18.20 28.10 0.16 2.1 43.55
Previous 21.6 5.8 0.7 8.3 9.8
Median 15.7 27.30 5.61 64.50 42.5
3.0m 17.20 29.40 0.16 2.0 45.35
Previous 17.2 29.5 0.2 2.3 45.4
Median 15.8 30.50 3.44 42.80 46.8
3.5m 16.80 29.80 0.15 1.9 45.81
Previous 18.1 28.7 1.6 15.8 44.3
Median 15.8 30.80 3.45 42.90 46.9
3.9m 16.70 29.80 0.14 1.8 45.91
Previous 17.5 28.9 2.5 30.5 44.6
Median 15.7 30.80 3.45 42.90 46.9

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 21 6.7
Previous 0.1 21 6.5
Median 0.1 9 7.0
Bottom
Previous 4.2 7
Median 4.0 7

Other details

Max depth 3.97
Previous 4.26
Median 4.00
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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