Waterwatch Data Portal
ME_DTW100 Tirhatuan Wetlands, off Dandenong Creek, Rowville
24 October 2021
Site visit details
Overview
| Catchment | Dandenong |
|---|---|
| Site | Tirhatuan Wetlands, off Dandenong Creek, Rowville ME_DTW100 |
| Date and Time | Sunday 24th October 2021 09:30am |
| Approved | Approved |
Physical Chemical Tests
| N mg/L NH4+ | D.O. % | D.O mg/L | EC µS/cm | pH pH Units | rP mg/L P | Air ° C | Water ° C | Turb FTU | |
|---|---|---|---|---|---|---|---|---|---|
| Sample | 0 | 38.96 | 3.9 | 250 | 6.1 | 13.2 | 15.3 | 24 |
| Weather | sunny |
|---|---|
| Last rainfall | During the last 24 hours |
| Flow estimate | FLOOD / OVERBANK: flow is high and water level has exceeded bank capacity and is connecting with floodplain |
| Water Appearance | Clear |
| Stream depth | |
| Stream width | |
| Hazards | |
| Litter/Pollutants |
Present: Michelle, Dorothea, Julie, Judith
Common Froglets, Striped Marsh Frogs calling
First pH test 6.7 with PR, repeated with CPR and got 6.1.
Still no chemicals to do phosphate test
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Caddis-fly Larvae (Trichoptera) | 7 | 2 |
|
Damselfly Nymph (Odonata) | 6 | 1 |
| Flatworms (Turbellaria) | 2 | 1 | |
|
Freshwater Snails (Gastropoda) | 3 | 5 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 3 |
|
Mosquito Larvae (Diptera) | 2 | 3 |
|
Non Biting Midge Larvae - Bloodworms (Diptera) | 1 | 10 |
|
Segmented Worm (Oligochaeta) | 1 | 50 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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