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 4th December 2016 14:00pm
Approved Approved

Notes

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 86.27 9 1050 8.4 0.15 32.3 13.3 9
Weather cloudy
Last rainfall During the last week
Flow estimate
Water Appearance Clear
Stream depth 0 - 50cm
Stream width
Hazards
Litter/Pollutants

Creatures Agreed Level Taxonomy Method

Image Species Score Quantity
a. Family Hydropsychidae (net spinning caddis) a. Family Hydropsychidae (net spinning caddis) 6 21
c. Family Atyidae (glass shrimp) 3 13
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 1 1
c. Phylum Annelida, class Hirudinea, (leeches) c. Phylum Annelida, class Hirudinea, (leeches) 1 1
d. Family Hydrophilidae, Genus Helochares (Beetle adult) d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 1
d. Family Simuliidae (black fly larvae) d. Family Simuliidae (black fly larvae) 5 151
d. Phylum Annelida, class Oligochaeta, (worms) 2 3
e. Family Chironomidae, several genera (blood worms) 4 5
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 4 13
g. Family Chironomidae (chironomids - True Fly larvae) 4 16
g. Family Physidae, Species Physa acuta (snail) 2 15
h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 2
j. Family Dytiscidae, various genera (little diving beetles) j. Family Dytiscidae, various genera (little diving beetles) 1 3
m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 1
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 21
ALT Signal Score 3.13
Weighted ALT Signal Score 3.83

Diary photos

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