Waterwatch Data Portal
ME_YMR148 Merri Creek down stream of the Merlynston Creek confluence, Coborg
20 April 2011
Site visit details
Overview
| Catchment | Yarra River |
|---|---|
| Site | Merri Creek down stream of the Merlynston Creek confluence, Coborg ME_YMR148 |
| Date and Time | Wednesday 20th April 2011 14:30pm |
| Approved | Approved |
Physical Chemical Tests
| Ammon-Nit mg/L NH3-N | N mg/L NH4+ | D.O. % | 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 | 105 | 1040 | 8.2 | 0.13 | 19.1 | 17.1 | 27 |
| Weather | raining |
|---|---|
| Last rainfall | |
| Flow estimate | |
| Water Appearance | Muddy |
| Stream depth | |
| Stream width | |
| Hazards | |
| Litter/Pollutants |
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Caddis-fly Larvae (Trichoptera) | 7 | 1 |
|
Mayfly nymph (Ephemeroptera) | 7 | 2 |
|
Damselfly Nymph (Odonata) | 6 | 3 |
|
Yabbies/Marron/Gilgie Freshwater (Decapoda) | 5 | 1 |
| Flatworms (Turbellaria) | 3 | 1 | |
|
Freshwater Snails (Gastropoda) | 3 | 20 |
|
Leeches (Hirudinea) | 3 | 5 |
|
Side Swimmer/Scud (Amphipoda) | 4 | 7 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 20 |
|
Segmented Worm (Oligochaeta) | 1 | 3 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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