Observation details

Overview

Estuary Gellibrand River Estuary
Site Old Coach Road Bridge Princetown
Observation ID #13294
Date and Time Saturday 31st August 2019 11:01am
Approved Approved

Notes

AHD G6  2.73 @ 08:00

       G2  0.48 @ 11:01

No weights used @ G2 as flow downstream was greatly reduced from that of G5 & G4

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 9.40 0.00 9.78 85.6 0.39 Wind N to NNW 5 gusts 6
Previous 10.0 0.2 7.3 65.0 0.4
Median 17.4 1.90 6.72 70.40 3.6
0.5m 9.40 0.20 9.73 85.4 0.39 No weights used
Previous 9.0 0.6 9.0 78.1 1.2
Median 17.7 2.00 6.72 70.50 3.6
1.0m 9.40 0.20 9.70 84.9 0.39
Previous 10.0 0.2 7.4 65.4 0.3
Median 17.9 4.90 6.19 69.80 8.2
1.5m 9.40 0.20 9.72 85.0 0.39
Previous 9.0 0.9 8.9 77.2 1.6
Median 18.0 5.00 6.19 70.00 8.2
2.0m 9.40 0.20 9.56 83.6 0.39
Previous 10.0 0.2 7.3 65.4 0.4
Median 17.2 20.00 5.11 58.90 32.0
2.5m 9.40 0.20 9.70 84.6 0.39
Previous 9.0 1.9 8.3 71.8 3.6
Median 17.6 20.20 5.11 58.90 32.0
3.0m 9.40 0.20 9.50 82.9 0.39
Previous 10.0 0.2 7.4 65.3 0.4
Median 17.6 27.90 2.22 27.60 43.2
3.5m 9.40 0.20 9.54 83.0 0.40
Previous 12.4 12.4 5.3 56.4 36.6
Median 17.6 28.10 2.22 27.60 43.2
3.9m 9.40 0.20 9.40 81.5 0.41
Previous 15.9 34.2 0.3 4.3 51.9
Median 17.6 28.10 2.18 24.50 43.5

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1 24 6.8
Previous 0.1 35 6.5
Median 0.1 9 6.8
Bottom 3.9 27 6.9
Previous 3.9 9 7.4
Median 4.5 9 7.3

Other details

Max depth 4.02
Previous 4.00
Median 4.55
Flow estimate Fast

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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