Waterwatch Data Portal
ME_DBC072 Blind Creek, 200 metres DS ME_DBC070, opp Lake Knox Sanctuary, 500m US Lewis Road, Wantirna South
28 March 2023
Site visit details
Overview
| Catchment | Bunyip River |
|---|---|
| Site | Blind Creek, 200 metres DS ME_DBC070, opp Lake Knox Sanctuary, 500m US Lewis Road, Wantirna South ME_DBC072 |
| Date and Time | Tuesday 28th March 2023 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 NTU | |
|---|---|---|---|---|---|---|---|---|---|
| Sample | 0 | 73.84 | 7 | 250 | 6.5 | 18.2 | 17.9 | 14 |
| Weather | cloudy |
|---|---|
| Last rainfall | During the last 24 hours |
| Flow estimate | MEDIUM: flow is normal/typical average flow |
| Water Appearance | Milky |
| Stream depth | 0 - 50cm |
| Stream width | 2m - 5m |
| Hazards | |
| Litter/Pollutants | oil |
Second sampling session with waterbugs completed. Monitoring completed by MCMC waterwatch (Trevor Hausler and Tania Struzina). Phosphate test could not be completed due to missing reagents.
Oily sheen was observed on the surface of the water.
6 Mosquito Fish were also found in the Waterbug sample.
Creatures Agreed Level Taxonomy Method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
a. Family Megapodagrionidae (Damselfly nymph) | 5 | 1 |
| c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) | 1 | 1 | |
|
c. Phylum Annelida, class Hirudinea, (leeches) | 1 | 1 |
| d. Phylum Annelida, class Oligochaeta, (worms) | 2 | 3 | |
| e. Family Chironomidae, several genera (blood worms) | 4 | 5 | |
|
e. Family Hydroptilidae (micro caddis) | 4 | 2 |
| e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) | 1 | 5 | |
|
e. Phylum Turbellaria ( flatworms) | 1 | 12 |
| f. Corduliid / libellulid like dragonflies - various families (spider mud eye) | 4 | 12 | |
| i. Family Aeshnidae (Dragonfly nymph - Couta mud eye) | 4 | 8 | |
| ALT Signal Score | 2.70 | ||
| Weighted ALT Signal Score | 2.71 | ||
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