Waterwatch Data Portal
ME_YMR112 Merri Creek, u/s of St Georges Rd Bridge, North Fitzroy
2 February 2020
Site visit details
Overview
| Catchment | Yarra River |
|---|---|
| Site | Merri Creek, u/s of St Georges Rd Bridge, North Fitzroy ME_YMR112 |
| Date and Time | Sunday 2nd February 2020 14:00pm |
| 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 | 91.95 | 8 | 380 | 8 | 0.2 | 23.8 | 22.2 | 32 |
| Weather | cloudy |
|---|---|
| Last rainfall | During the last 24 hours |
| Flow estimate | HIGH: Less than bankfull and in-stream habitats connected |
| Water Appearance | Muddy |
| Stream depth | |
| Stream width | |
| Hazards | |
| Litter/Pollutants |
Creatures Agreed Level Taxonomy Method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
a. Family Hydropsychidae (net spinning caddis) | 6 | 2 |
| b. Phylum Nematoda (roundworms) | 3 | 1 | |
|
c. Family Isostictidae (Damselfly nymph) | 3 | 1 |
| c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) | 1 | 2 | |
|
c. Phylum Annelida, class Hirudinea, (leeches) | 1 | 1 |
|
d. Family Simuliidae (black fly larvae) | 5 | 3 |
| e. Family Chironomidae, several genera (blood worms) | 4 | 1 | |
| e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) | 1 | 8 | |
| g. Family Chironomidae (chironomids - True Fly larvae) | 4 | 5 | |
| g. Family Physidae, Species Physa acuta (snail) | 2 | 3 | |
| h. Family Notonectidae , Genus Enithares (robust backswimmers) | 3 | 25 | |
|
i. Family Stratiomyidae (soldier fly larvae) | 2 | 1 |
|
j. Family Dytiscidae, various genera (little diving beetles) | 1 | 2 |
| m. Family Corixidae , Genus Micronecta (little brindle boatman) | 3 | 25 | |
| o. Family Corixidae genus Agraptocorixa (static boatmen) | 1 | 1 | |
|
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) | 6 | 7 |
| ALT Signal Score | 2.88 | ||
| Weighted ALT Signal Score | 3.06 | ||
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