Waterwatch Data Portal
ME_DTW100 Tirhatuan Wetlands, off Dandenong Creek, Rowville
25 May 2014
Site visit details
Overview
| Catchment | Dandenong |
|---|---|
| Site | Tirhatuan Wetlands, off Dandenong Creek, Rowville ME_DTW100 |
| Date and Time | Sunday 25th May 2014 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 | 0.45 | 29 | 2.9 | 290 | 6.9 | 0.023 | 18.3 | 15.3 | 53 |
| Weather | sunny |
|---|---|
| Last rainfall | During the last 24 hours |
| Flow estimate | MEDIUM: flow is normal/typical average flow |
| Water Appearance | Clear |
| Stream depth | |
| Stream width | |
| Hazards | |
| Litter/Pollutants |
Depth 0.49m Ammonia was >0.5 on first test (deep green) and 0.4 on second test. Using new chemicals for 1 and 3 in DO test. Heavy rain earlier in the morning.
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Caddis-fly Larvae (Trichoptera) | 7 | 21 |
|
Damselfly Nymph (Odonata) | 6 | 3 |
|
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) | 3 | 1 |
|
Beetle larvae (Coleoptera) | 4 | 1 |
| Flatworms (Turbellaria) | 3 | 4 | |
|
Roundworms (Nematoda) | 3 | 100 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 10 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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