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  4. 21-01-2016

G2 Old Coach Road Bridge Princetown

21 January 2016

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #10099
Date and Time Thursday 21st January 2016 11:30am
Approved Approved

Notes

    G6 0.72 @ 08:35
  • Many schools of small fish swimming near surface around G2
  • Fishers reported that water temp during previous days reached 26C. Also stressed fish with red around fins were caught.

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 22.60 3.80 7.35 86.6 6.85
Previous 18.2 4.8 7.8 85.5 8.5
Median 16.4 2.50 7.73 78.10 4.6
0.5m 22.60 3.80 7.50 85.2 6.89 All readings wide range/ erratic
Previous 20.0 3.0 7.5 84.2 5.5
Median 16.4 2.50 7.64 78.00 4.6
1.0m 22.60 3.90 7.30 86.3 6.97 "
Previous 18.2 29.7 7.5 94.4 45.7
Median 16.5 7.70 7.50 79.00 14.2
1.5m 22.30 18.80 7.34 93.4 31.93 "
Previous 17.8 27.2 8.7 107.3 42.3
Median 16.3 7.60 7.47 78.60 13.4
2.0m 20.70 29.10 9.37 121.0 44.93 "
Previous 16.7 32.8 8.4 105.3 50.0
Median 16.7 28.10 6.76 80.70 43.5
2.5m 18.90 31.80 9.02 127.3 48.59 "
Previous 18.2 32.2 7.6 97.2 49.1
Median 16.7 27.80 6.65 80.40 42.8
3.0m 18.40 32.40 10.56 136.7 49.33 "
Previous 16.5 33.2 7.0 86.0 50.6
Median 16.9 31.20 4.85 60.23 47.8
3.5m 17.70 33.00 10.57 134.4 50.30 "
Previous 17.5 32.9 4.3 55.5 50.2
Median 16.9 31.10 4.64 58.90 47.8
4.0m 17.30 33.10 7.45 95.0 50.30
Previous 16.3 30.1 0.0 0.3 46.4
Median 16.7 31.90 2.74 34.90 48.8

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 9 7.0
Previous 0.1 9 7.4
Median 0.1 9 6.8
Bottom
Previous 4.3
Median 4.3

Other details

Max depth 4.10
Previous 3.82
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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