Waterwatch Data Portal
ME_YDI833 Nerreman Wetland @ Eltham
7 June 2012
Site visit details
Overview
| Catchment | Yarra River |
|---|---|
| Site | Nerreman Wetland @ Eltham ME_YDI833 |
| Date and Time | Thursday 7th June 2012 15:00pm |
| Approved | Approved |
Physical Chemical Tests
| Ammon-Nit mg/L NH3-N | N mg/L NH4+ | D.O mg/L | EC µS/cm | FrP mg/L P | Nitrate-Nit mg/L N | pH pH Units | rP mg/L P | Air ° C | Water ° C | Turb NTU | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sample | 0.15 | 6 | 690 | 0.07 | 7.1 | 12.1 | 10.8 | 13 |
| Weather | cloudy |
|---|---|
| Last rainfall | During the last week 9.2 |
| Flow estimate | LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected) |
| Water Appearance | Scummy |
| Stream depth | 51cm - 99cm |
| Stream width | >5m |
| Hazards | |
| Litter/Pollutants | bottles,cans,packets,paper,plastic,polystyrene,other |
Other rubbish: tennis balls, car hubcap, tree guards What is different from last: higher ammonium and conductivity The Friends of Karingal Yalloc group celebrated 10 anniversary. Fauna observed: little Pied Cormorant, common froglets were calling.
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Dragonfly Nymph (Odonata) | 6 | 1 |
| Flatworms (Turbellaria) | 3 | 17 | |
|
Freshwater Snails (Gastropoda) | 3 | 1 |
|
Leeches (Hirudinea) | 3 | 2 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 24 |
|
Non Biting Midge Larvae - Bloodworms (Diptera) | 1 | 15 |
|
Segmented Worm (Oligochaeta) | 1 | 7 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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