Site details

Overview

Estuary Gellibrand River Estuary
CMA Corangamite CMA
Type Physico-Chemical
Site code G5
Site name Coxon's Bridge
Nearest road and town Old Ocean Road, Princetown
Description Bridge at Coxon's
Site access Access via Old Ocean Road. Second bridge along.
Land use
  • Other
  • Rural Grazing
Land use description Grazing land.
Status Active
Observation history 21-04-2007 - 17-11-2017
G5
Phys/Chem Monitoring Site Five

Map

Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
Turbidity tubes do not measure below 9 NTU; Chart values of 9 should be interpreted as < 9 NTU

Observations

Date 17-12-2016 20-01-2017 03-02-2017 06-03-2017 09-03-2017 10-03-2017 11-03-2017 17-03-2017 25-03-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Observation #10644 #10747 #10777 #10930 #10931 #10935 #10938 #10944 #10992 #11104 #11186 #11247 #11263 #11355 #11522 #11597

Observation summaries

Turbidity NTU

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 15.0 13.0 9.0 9.0 9.0 14.0 9.0 95.0 20.0 12.0
Bottom 6.8

pH

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 6.5 6.4 6.1 6.1 5.4 6.4 5.9 6.7
Bottom

Temperature ° C

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 15.90 17.90 17.70 14.20 11.30 10.10 10.50 9.20 15.20 18.20
Bottom 15.90 17.90 17.70 14.20 11.30 10.00 10.50 9.20 15.20 18.10

Salinity ppt

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 0.10 0.10 0.10 0.10 0.10 0.20 0.20 0.10 0.10 0.10
Bottom 0.10 0.10 0.10 0.10 0.10 0.20 0.20 0.10 0.10 0.10

D.O. mg/L

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 7.85 6.71 6.65 7.46 8.69 8.88 8.63 8.08 7.57 6.67
Bottom 7.67 6.57 6.31 6.97 8.30 8.84 8.52 7.85 7.44 6.67

D.O. % Sat

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 81.20 71.90 69.90 73.00 79.50 79.20 77.30 70.20 75.30 70.50
Bottom 77.20 69.50 66.20 69.70 75.80 78.40 76.40 68.40 74.30 70.60

Conductivity mS/cm

17-12-2016 20-01-2017 03-02-2017 22-04-2017 20-05-2017 01-06-2017 16-06-2017 21-07-2017 20-10-2017 17-11-2017
Top 0.25 0.25 0.26 0.28 0.29 0.39 0.35 0.31 0.27 0.28
Bottom 0.25 0.25 0.26 0.79 0.29 0.39 0.35 0.31 0.27 0.28
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