Waterwatch Data Portal
ME_YDI833 Nerreman Wetland @ Eltham
11 August 2012
Site visit details
Overview
| Catchment | Yarra River |
|---|---|
| Site | Nerreman Wetland @ Eltham ME_YDI833 |
| Date and Time | Saturday 11th August 2012 13:40pm |
| 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 | 0.08 | 10 | 370 | 0.04 | 7.8 | 12.4 | 11.5 | 24 |
| Weather | cloudy |
|---|---|
| Last rainfall | During the last week 32.6 |
| Flow estimate | HIGH: Less than bankfull and in-stream habitats connected |
| Water Appearance | Muddy,Foamy/frothy |
| Stream depth | 1m - 2m |
| Stream width | >5m |
| Hazards | |
| Litter/Pollutants | bottles,cans,packets,plastic |
Additional rubbish: orange mesh, timber, tree guard, hubcap. Rubbish found in pit drain: tennis balls, variety of balls, polystyrene, scum, plastic bottle Weather: there was a gentle breeze
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Damselfly Nymph (Odonata) | 6 | 1 |
|
Dragonfly Nymph (Odonata) | 6 | 1 |
| Flatworms (Turbellaria) | 3 | 12 | |
|
Freshwater Snails (Gastropoda) | 3 | 6 |
|
Leeches (Hirudinea) | 3 | 3 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 26 |
|
Mosquito Larvae (Diptera) | 2 | 3 |
|
Non Biting Midge Larvae - Bloodworms (Diptera) | 1 | 96 |
|
Segmented Worm (Oligochaeta) | 1 | 2 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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