EstuaryWatch Data Portal
G5 Coxon's Bridge
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 |
|
| Land use description | Grazing land. |
| Status | Active |
| Observation history | 21-04-2007 - 21-01-2025 |
Phys/Chem Monitoring Site Five |
|
Observations
Turbidity tubes do not measure below 9 NTU; Chart values of 9 should be interpreted as < 9 NTU
Observations
| Date | 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Observation | #16037 | #16125 | #16247 | #16255 | #16263 | #16403 | #16416 | #16435 | #16616 | #16688 | #16677 | #16670 |
Observation summaries
Turbidity NTU
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 9.0 | 9.0 | 9.0 | 9.0 | 9.0 | 9.0 | 9.0 | 12.0 | 9.0 | 9.0 | 9.0 | 9.0 |
| Bottom | 9.0 | 9.0 | 13.0 | 9.0 | 9.0 | 13.0 | 9.0 | 13.0 | 11.0 | 9.0 | 14.0 | 9.0 |
pH
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 6.6 | 6.6 | 7.4 | 6.5 | 6.2 | 6.2 | 6.4 | 6.2 | 6.4 | 6.5 | 6.6 | 6.4 |
| Bottom | 6.9 | 7.0 | 7.2 | 6.6 | 6.5 | 6.6 | 6.7 | 6.6 | 6.7 | 6.6 | 6.8 | 6.6 |
Ammonia mg/L
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | ||||||||||||
| Bottom |
Enterococci orgs/100mL
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | ||||||||||||
| Bottom |
Temperature ° C
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 17.30 | 18.30 | 15.00 | 12.60 | 9.20 | 9.60 | 11.50 | 11.70 | 12.50 | 16.70 | 20.00 | 21.00 |
| Bottom | 17.30 | 17.90 | 14.10 | 12.30 | 9.20 | 9.50 | 11.30 | 11.70 | 12.50 | 16.20 | 19.60 | 20.80 |
Salinity ppt
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 |
| Bottom | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 | 0.20 |
D.O. mg/L
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 7.31 | 6.35 | 8.11 | 9.52 | 11.20 | 11.09 | 10.01 | 10.29 | 9.41 | 7.80 | 6.56 | 4.83 |
| Bottom | 7.15 | 6.28 | 8.04 | 9.49 | 11.13 | 11.11 | 10.01 | 10.25 | 9.39 | 7.77 | 6.46 | 4.50 |
D.O. % Sat
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 80.70 | 72.20 | 85.20 | 95.20 | 102.60 | 103.20 | 97.50 | 100.50 | 93.60 | 85.10 | 77.50 | 57.90 |
| Bottom | 79.00 | 70.70 | 83.20 | 94.00 | 101.90 | 102.80 | 96.90 | 99.90 | 93.30 | 84.40 | 75.40 | 53.70 |
Conductivity mS/cm
| 16-02-2024 | 15-03-2024 | 19-04-2024 | 17-05-2024 | 21-06-2024 | 12-07-2024 | 16-08-2024 | 13-09-2024 | 11-10-2024 | 22-11-2024 | 20-12-2024 | 21-01-2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Top | 0.28 | 0.29 | 0.31 | 0.32 | 0.32 | 0.32 | 0.29 | 0.32 | 0.29 | 0.27 | 0.27 | 0.27 |
| Bottom | 0.28 | 0.29 | 0.31 | 0.32 | 0.32 | 0.32 | 0.29 | 0.32 | 0.29 | 0.27 | 0.27 | 0.27 |
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