EstuaryWatch Data Portal
G2 Old Coach Road Bridge Princetown
11 March 2018
Observation details
Overview
| Estuary | Gellibrand River Estuary |
|---|---|
| Site | Old Coach Road Bridge Princetown |
| Observation ID | #11874 |
| Date and Time | Sunday 11th March 2018 10:40am |
| Approved | Approved |
Notes
Post Artificial Opening completed 15:20 on 10-03-2018
AHD G2 1.26 @ 07:30 - 1.26 @ 10:40- G6 1.33 @ 07:15
Strong S/E wind driving waves upstream to G2 . Strong out flow discharging out through a wide entrance.
Strong current movement in water column made monitoring difficult. Water colour very dark (turbidity not measured)
Depth Profiling
| Depth m | Temperature °C | Salinity ppt | D.O. mg/L | D.O. % sat | EC mS/cm | Notes | |
|---|---|---|---|---|---|---|---|
| 0.1m | 19.80 | 1.50 | 0.83 | 9.1 | 3.33 | E.C. very erratic 'RANGE' | |
| Previous | 20.7 | 1.1 | 5.8 | 65.4 | 2.2 | ||
| Median | 18.1 | 2.00 | 7.12 | 72.50 | 3.8 | ||
| 0.5m | 19.80 | 1.60 | 0.50 | 5.4 | 3.82 | " | |
| Previous | 20.0 | 1.4 | 6.4 | 71.4 | 2.7 | ||
| Median | 17.2 | 2.00 | 7.12 | 72.50 | 3.8 | ||
| 1.0m | 20.10 | 2.00 | 0.45 | 4.8 | 3.85 | E.C. extremely erratic " | |
| Previous | 20.8 | 1.2 | 5.8 | 65.0 | 2.3 | ||
| Median | 18.2 | 3.30 | 6.97 | 71.00 | 5.8 | ||
| 1.5m | 20.10 | 2.00 | 0.31 | 3.4 | 3.90 | " | |
| Previous | 20.0 | 1.4 | 6.3 | 69.9 | 2.7 | ||
| Median | 18.0 | 3.30 | 6.97 | 71.00 | 5.8 | ||
| 2.0m | 20.10 | 2.20 | 0.32 | 3.6 | 4.35 | " | |
| Previous | 20.5 | 2.0 | 4.6 | 56.4 | 4.2 | ||
| Median | 17.1 | 21.60 | 5.79 | 64.30 | 34.4 | ||
| 2.5m | 20.10 | 2.40 | 0.41 | 4.6 | 5.83 | " " " probe drift D/S | |
| Previous | 20.0 | 3.1 | 4.7 | 51.3 | 5.6 | ||
| Median | 16.6 | 21.60 | 5.79 | 64.30 | 34.4 | ||
| 3.0m | 20.00 | 12.60 | 0.05 | 0.5 | 26.87 | ||
| Previous | 19.6 | 28.0 | 0.0 | 0.5 | 43.3 | ||
| Median | 17.2 | 30.00 | 3.27 | 40.00 | 46.0 | ||
| 3.5m | 19.10 | 29.60 | 0.02 | 0.4 | 45.26 | ||
| Previous | 19.7 | 28.4 | 0.1 | 0.6 | 43.9 | ||
| Median | 17.2 | 30.10 | 3.38 | 41.50 | 46.4 | ||
| 4.0m | 18.80 | 31.40 | 0.03 | 0.4 | 48.02 | ||
| Previous | 18.6 | 31.8 | 0.0 | 0.4 | 48.6 | ||
| Median | 18.0 | 31.20 | 0.33 | 3.80 | 47.8 | ||
| 4.5m | 18.30 | 31.80 | 0.03 | 0.3 | 48.55 | ||
| Previous | 18.2 | 31.9 | 0.0 | 0.5 | 48.8 | ||
| Median | 18.0 | 31.20 | 0.64 | 8.40 | 47.8 |
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