Observation details

Overview

Estuary Gellibrand River Estuary
Site Bridge at Latrobe Creek Mouth as it enters the Gellibrand
Observation ID #10259
Date and Time Saturday 23rd April 2016 10:35am
Approved Approved

Notes

  • AHD 1.34
  • There was slow flow going upstream (could have been influenced by SE wind.)
  • Thousands of tiny winged insects floating in water amongst wetland vegetation along side of boardwalk
  • Very bad infestation of aphids on Phragmities along side nearly whole length of boardwalk

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 15.50 1.50 7.65 77.3 2.83
Previous 16.7 2.4 7.9 81.8 4.4
Median 19.7 2.80 7.05 74.50 4.9
0.5m 15.30 1.50 7.56 76.2 2.83
Previous 17.5 14.1 9.1 104.1 23.2
Median 19.7 2.80 6.75 73.40 4.9
1.0m 15.40 3.30 7.27 74.1 6.09
Previous 18.8 23.3 1.8 20.0 36.8
Median 18.8 5.10 6.70 75.00 9.3
1.5m 17.20 15.80 0.04 0.5 25.81
Previous 17.5 29.0 8.9 110.2 44.7
Median 18.7 3.80 6.70 75.00 6.9
2.0m 18.70 24.30 4.21 52.5 37.88
Previous 19.2 30.3 8.7 112.0 46.5
Median 18.2 25.00 6.45 67.40 38.8
2.5m 19.20 28.60 7.07 91.1 44.20
Previous 18.1 32.3 12.8 164.4 49.3
Median 18.1 24.70 6.33 63.20 38.3
3.0m 19.10 31.60 6.67 86.8 48.36
Previous 19.0 32.9 9.9 130.2 50.2
Median 20.3 30.80 2.09 28.40 47.2
3.5m 18.90 32.70 5.36 70.8 49.79
Previous 18.1 33.2 12.6 162.0 50.6
Median 20.5 30.80 2.09 28.40 47.2

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9
Previous 0.1 9 7.0
Median 0.1 9 6.9
Bottom 7
Previous 3.2
Median 3.2

Other details

Max depth 3.57
Previous 3.38
Median 3.03
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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