EstuaryWatch Data Portal
G2 Old Coach Road Bridge Princetown
18 October 2019
Observation details
Overview
| Estuary | Gellibrand River Estuary |
|---|---|
| Site | Old Coach Road Bridge Princetown |
| Observation ID | #13367 |
| Date and Time | Friday 18th October 2019 10:15am |
| Approved | Approved |
Notes
AHD G2 0.48 @ 10:15 0.58 @ 12:35
Turbidity at top <9 but while seeming clear/ pale at bottom depth was 17 NTU's
G2 results strongly influenced by wind & wave action at mouth. Wave height about 5m. entering against a near gale force wind down channel & moving through a large sand build up in lagoon
Depth Profiling
| Depth m | Temperature °C | Salinity ppt | D.O. mg/L | D.O. % sat | EC mS/cm | Notes | |
|---|---|---|---|---|---|---|---|
| 0.1m | 13.00 | 1.90 | 8.50 | 80.5 | 3.45 | Strond NW wind 5 | |
| Previous | 11.2 | 0.2 | 10.2 | 92.7 | 0.3 | ||
| Median | 17.4 | 1.90 | 6.77 | 70.50 | 3.4 | ||
| 0.5m | 13.10 | 2.00 | 8.33 | 80.3 | 3.90 | D.O. E.C. erratic over a wide range | |
| Previous | 9.4 | 0.2 | 9.7 | 85.4 | 0.4 | ||
| Median | 17.4 | 1.90 | 6.72 | 70.40 | 3.6 | ||
| 1.0m | 13.20 | 2.70 | 8.25 | 80.1 | 6.00 | " | |
| Previous | 11.2 | 0.2 | 10.0 | 91.4 | 0.6 | ||
| Median | 17.9 | 4.90 | 6.39 | 70.00 | 8.2 | ||
| 1.5m | 13.80 | 24.40 | 7.17 | 80.6 | 38.30 | '' | |
| Previous | 9.4 | 0.2 | 9.7 | 85.0 | 0.4 | ||
| Median | 17.9 | 4.90 | 6.19 | 69.80 | 8.2 | ||
| 2.0m | 13.80 | 27.50 | 7.48 | 85.0 | 43.00 | ||
| Previous | 11.1 | 0.2 | 9.8 | 89.1 | 0.4 | ||
| Median | 17.2 | 20.00 | 5.17 | 59.30 | 32.0 | ||
| 2.5m | 13.70 | 29.90 | 7.27 | 96.0 | 46.11 | ||
| Previous | 9.4 | 0.2 | 9.7 | 84.6 | 0.4 | ||
| Median | 17.2 | 20.00 | 5.11 | 58.90 | 32.0 | ||
| 3.0m | 13.70 | 30.20 | 7.29 | 85.2 | 46.45 | ||
| Previous | 11.1 | 0.2 | 9.5 | 86.9 | 0.4 | ||
| Median | 17.6 | 27.90 | 2.50 | 31.80 | 43.2 | ||
| 3.5m | 13.70 | 30.20 | 7.28 | 84.5 | 46.51 | ||
| Previous | 9.4 | 0.2 | 9.4 | 81.5 | 0.4 | ||
| Median | 17.6 | 27.90 | 2.22 | 27.60 | 43.2 | ||
| 3.8m | 13.70 | 30.20 | 7.26 | 84.3 | 46.53 | ||
| Previous | 10.0 | 0.2 | 7.4 | 65.3 | 0.4 | ||
| Median | 17.6 | 28.10 | 2.22 | 27.60 | 43.2 |
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