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 5th January 2020 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 44.62 4 1390 7.8 0.25 16.7 20.5 9
Weather overcast
Last rainfall During the last 24 hours 4.00
Flow estimate MEDIUM: flow is normal/typical average flow
Water Appearance Stained brown
Stream depth
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 30
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 5 25
c. Family Veliidae/ Family Mesoveliidae/ Family Hebridae (water treaders) 1 3
c. Phylum Annelida, class Hirudinea, (leeches) c. Phylum Annelida, class Hirudinea, (leeches) 1 5
d. Family Simuliidae (black fly larvae) d. Family Simuliidae (black fly larvae) 5 3
d. Phylum Annelida, class Oligochaeta, (worms) 2 1
e. Family Chironomidae, several genera (blood worms) 4 30
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 20
f. Order Amphipoda  (scuds, sideswimmers) f. Order Amphipoda (scuds, sideswimmers) 3 1
g. Family Chironomidae (chironomids - True Fly larvae) 4 30
g. Family Physidae, Species Physa acuta (snail) 2 6
h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 4
h. Family Planorbidae, various genera (planorbids - snails) 1 1
j. Family Dytiscidae, various genera (little diving beetles) j. Family Dytiscidae, various genera (little diving beetles) 1 3
l. Family Culicidae (mosquito larvae, wrigglers) l. Family Culicidae (mosquito larvae, wrigglers) 1 3
m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 30
m. Family Syrphidae (rat tailed maggot) 2 2
o. Family Corixidae genus Agraptocorixa (static boatmen) 1 1
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 10
ALT Signal Score 2.74
Weighted ALT Signal Score 3.29

Diary photos

No diary entries recorded for this visit

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