Waterwatch Data Portal
ME_YMR112 Merri Creek, u/s of St Georges Rd Bridge, North Fitzroy
7 January 2018
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 7th January 2018 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 | 85.43 | 7 | 1020 | 7.9 | 0.08 | 24.8 | 25.3 | 9 |
| Weather | cloudy |
|---|---|
| Last rainfall | During the last week |
| Flow estimate | |
| Water Appearance | Clear |
| Stream depth | |
| Stream width | |
| Hazards | |
| Litter/Pollutants |
Creatures Agreed Level Taxonomy Method
| Image | Species | Score | Quantity |
|---|---|---|---|
|
a. Family Hydropsychidae (net spinning caddis) | 6 | 10 |
| b. Family Ecnomidae, Genus Ecnomus (bandit caddis) | 4 | 15 | |
| c. Family Atyidae (glass shrimp) | 4 | 5 | |
|
c. Family Isostictidae (Damselfly nymph) | 3 | 8 |
| c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) | 4 | 6 | |
| c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) | 3 | 6 | |
|
c. Phylum Annelida, class Hirudinea, (leeches) | 1 | 1 |
|
d. Family Simuliidae (black fly larvae) | 5 | 1 |
| d. Phylum Annelida, class Oligochaeta, (worms) | 1 | 2 | |
| e. Family Chironomidae, several genera (blood worms) | 1 | 100 | |
| e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) | 2 | 9 | |
|
e. Phylum Turbellaria ( flatworms) | 1 | 3 |
| g. Family Chironomidae (chironomids - True Fly larvae) | 3 | 100 | |
| g. Family Physidae, Species Physa acuta (snail) | 1 | 5 | |
|
h. Family Telephlebiidae (teleflebs - Dragonfly nymphs) | 9 | 1 |
| i. Family Notonectidae , Genus Anisops (slender backswimmers) | 1 | 100 | |
| k. Family Dytiscidae, various genera (mixed diving beetles) | 1 | 2 | |
| m. Family Corixidae , Genus Micronecta (little brindle boatman) | 2 | 21 | |
| q. Family Leptoceridae, Genus Triplectides (stick caddis) | 4 | 6 | |
|
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) | 6 | 12 |
| ALT Signal Score | 3.55 | ||
| Weighted ALT Signal Score | 3.56 | ||
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