Site details

Overview

Estuary Gellibrand River Estuary
CMA Corangamite CMA
Type Physico-Chemical
Site code G4
Site name Bridge at Rivernook
Nearest road and town Old Ocean Road, Princetown
Description Bridge at Rivernook
Site access Access via Old Ocean Road. The first bridge over the river you come to.
Land use
  • Other
  • Rural Grazing
Land use description Grazing area.
Status Active
Observation history 21-04-2007 - 16-02-2024
G4
Phys/Chem Monitoring Site Four.

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 21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Observation #15489 #15533 #15580 #15671 #15722 #15748 #15818 #15867 #15952 #16034 #16038

Observation summaries

Turbidity NTU

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 14.0 10.0 50.0 24.0 30.0 27.0 30.0 9.0 9.0 9.0 9.0
Bottom 15.0 11.0 50.0 23.0 30.0 27.0 30.0 9.0 9.0 9.0 17.0

pH

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 7.0 7.2 6.9 7.1 6.9 7.2 7.1 6.9 6.9 6.7 6.9
Bottom 7.0 7.2 6.8 7.0 7.0 7.1 7.2 7.4 6.9 6.8 7.2

Ammonia mg/L

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top
Bottom

Enterococci orgs/100mL

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top
Bottom

Temperature ° C

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 14.40 10.60 11.00 8.80 11.40 12.50 14.20 14.80 17.20 17.90 17.90
Bottom 14.10 10.30 10.80 8.80 11.20 12.10 13.80 15.70 17.00 18.60 18.90

Salinity ppt

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.20 0.90
Bottom 0.20 0.20 0.20 0.20 0.20 0.20 0.20 29.30 0.20 22.80 30.50

D.O. mg/L

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 8.70 10.25 9.25 10.42 9.81 9.91 9.36 8.62 8.20 7.04 6.81
Bottom 8.71 10.22 9.16 10.33 9.68 9.89 9.30 7.37 8.15 4.18 3.09

D.O. % Sat

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 90.90 97.70 89.10 94.90 95.20 98.50 96.60 89.10 90.70 78.70 76.10
Bottom 90.00 97.20 87.70 93.90 93.60 97.90 96.10 78.50 89.90 47.40 34.90

Conductivity mS/cm

21-04-2023 19-05-2023 16-06-2023 21-07-2023 25-08-2023 15-09-2023 20-10-2023 17-11-2023 22-12-2023 19-01-2024 16-02-2024
Top 0.32 0.31 0.32 0.30 0.29 0.31 0.28 0.30 0.29 0.28 1.34
Bottom 0.32 0.31 0.32 0.30 0.29 0.31 0.29 41.80 0.29 32.70 43.60
Creative Commons CC BY
All content, files, data and images provided by the EstuaryWatch Data Portal and Gallery are subject to a Creative Commons Attribution License

Content is made available to be used in any way, and should always attribute EstuaryWatch and www.estuarywatch.org.au