Waterwatch Data Portal
ME_DTW100 Tirhatuan Wetlands, off Dandenong Creek, Rowville
27 October 2018
Site visit details
Overview
| Catchment | Dandenong |
|---|---|
| Site | Tirhatuan Wetlands, off Dandenong Creek, Rowville ME_DTW100 |
| Date and Time | Saturday 27th October 2018 10:00am |
| 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 | 77.43 | 7.4 | 260 | 7 | 0.02 | 16.9 | 17.5 | 29 |
| Weather | overcast |
|---|---|
| Last rainfall | During the last week |
| Flow estimate | PERMANENT: wetlands and lakes |
| Water Appearance | Clear |
| Stream depth | |
| Stream width | |
| Hazards | |
| Litter/Pollutants |
Present: Judith, Dorothea, Julie, Ian
Lake full and overflowing. Common froglets calling.
No sign of the odd results of last month. Took a sample as similar as possible to last time, in the same place.
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Damselfly Nymph (Odonata) | 6 | 2 |
|
Dragonfly Nymph (Odonata) | 6 | 1 |
|
Water mites (Acarina) | 5 | 20 |
|
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) | 3 | 3 |
|
Beetle larvae (Coleoptera) | 4 | 4 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 2 |
|
Mosquito Larvae (Diptera) | 2 | 1 |
|
Non Biting Midge Larvae - Bloodworms (Diptera) | 1 | 10 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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