Waterwatch Data Portal
CO_YAR200 Yarrowee R @ South Durham Bridge
4 July 2010
Site visit details
Overview
| Catchment | Barwon River |
|---|---|
| Site | Yarrowee R @ South Durham Bridge CO_YAR200 |
| Date and Time | Sunday 4th July 2010 10:05am |
| Approved | Approved |
Physical Chemical Tests
| D.O. % | D.O mg/L | EC µS/cm | pH pH Units | rP mg/L P | Air ° C | Water ° C | Turb NTU | |
|---|---|---|---|---|---|---|---|---|
| Sample | 75 | 9 | 880 | 7 | 0.36 | 10 | 8 | 14 |
| Weather | cloudy |
|---|---|
| Last rainfall | During the last week 12 |
| Flow estimate | HIGH: Less than bankfull and in-stream habitats connected |
| Water Appearance | Muddy,Foamy/frothy |
| Stream depth | 3 |
| Stream width | 9 |
| Hazards | |
| Litter/Pollutants | plastic |
Creatures Waterwatch method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
Caddis-fly Larvae (Trichoptera) | 7 | 20 |
|
Mayfly nymph (Ephemeroptera) | 7 | 40 |
|
Freshwater Mussel (Bivalvia) | 5 | 2 |
|
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) | 3 | 6 |
| Flatworms (Turbellaria) | 3 | 30 | |
|
Freshwater Snails (Gastropoda) | 3 | 4 |
|
Side Swimmer/Scud (Amphipoda) | 4 | 200 |
|
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) | 4 | 100 |
|
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) | 2 | 8 |
|
Non Biting Midge Larvae - Bloodworms (Diptera) | 1 | 30 |
|
Segmented Worm (Oligochaeta) | 1 | 20 |
| Total bug score | ||
|---|---|---|
| Total abundance | 0 - 35 | 35+ |
| 0 - 200 | Poor | Good |
| 200+ | Fair | Very good |
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