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 - 15-02-2019
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 06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Observation #11863 #11895 #11949 #11967 #12069 #12402 #12450 #12536 #12702

Observation summaries

Turbidity NTU

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 9.0 6.1 4.1 9.0 13.0 60.0 15.0
Bottom 9.0 6.0 4.5 27.0 15.0 60.0 27.0

pH

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 6.6 7.2 6.7 6.3 6.8 6.6 6.8
Bottom 6.8 7.1 6.7 6.3 6.6 6.6 6.6

Temperature ° C

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 17.30 16.90 15.80 15.70 11.80 10.40 15.10 15.10 17.00
Bottom 17.20 16.90 15.40 15.70 11.70 10.30 15.10 15.10 20.00

Salinity ppt

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 0.10 0.10 0.10 0.20 0.10 0.10 0.10 0.10
Bottom 0.10 0.10 0.20 0.20 0.10 0.10 0.10 0.10

D.O. mg/L

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 5.46 6.37 6.18 7.29 8.59 9.63 7.48 7.96
Bottom 5.17 6.29 5.84 7.28 8.37 9.57 7.39 7.92

D.O. % Sat

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 57.90 65.80 63.00 73.30 79.20 86.90 74.40 79.10
Bottom 54.00 64.90 58.30 73.20 77.00 85.40 73.30 78.80

Conductivity mS/cm

06-03-2018 16-03-2018 10-04-2018 13-04-2018 18-05-2018 21-09-2018 19-10-2018 16-11-2018 15-02-2019
Top 0.25 0.28 0.29 0.35 2.95 0.31 0.26 0.28
Bottom 0.25 0.28 0.31 0.35 2.95 0.31 0.27 0.28
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