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  5. 05-02-2023

ME_YMR112 Merri Creek, u/s of St Georges Rd Bridge, North Fitzroy

5 February 2023

Overview Notes Phy Chem Tests Creatures Diary Photos 0
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 February 2023 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 97.48 9 900 7.9 0.07 21.1 19.1 9
Weather cloudy
Last rainfall During the last 24 hours
Flow estimate HIGH: Less than bankfull and in-stream habitats connected
Water Appearance Clear
Stream depth
Stream width
Hazards
Litter/Pollutants bottles,plastic

Creatures Agreed Level Taxonomy Method

Image Species Score Quantity
a. Family Hydropsychidae (net spinning caddis) a. Family Hydropsychidae (net spinning caddis) 6 100
c. Family Atyidae (glass shrimp) 3 16
c. Family Isostictidae (Damselfly nymph) c. Family Isostictidae (Damselfly nymph) 3 9
c. Family Sphaeriidae and Family Corbiculidae (basket and pea shells) 5 2
d. Family Hymenosomatidae (five cent crab, false spider crab) d. Family Hymenosomatidae (five cent crab, false spider crab) 3 4
d. Family Simuliidae (black fly larvae) d. Family Simuliidae (black fly larvae) 5 1
d. Phylum Annelida, class Oligochaeta, (worms) 2 1
e. Family Chironomidae, several genera (blood worms) 4 5
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 1
f. Corduliid / libellulid like dragonflies - various families (spider mud eye) 4 6
g. Family Chironomidae (chironomids - True Fly larvae) 4 30
g. Family Physidae, Species Physa acuta (snail) 2 7
h. Family Notonectidae , Genus Enithares (robust backswimmers) 3 30
j. Family Dytiscidae, various genera (little diving beetles) j. Family Dytiscidae, various genera (little diving beetles) 1 1
k. Family Dytiscidae, various genera (mixed diving beetles) 4 1
m. Family Corixidae , Genus Micronecta (little brindle boatman) 3 30
q. Family Leptoceridae, Genus Triplectides (stick caddis) 3 1
t. Family Leptoceridae, Genus Notalina (Headbanger caddis) t. Family Leptoceridae, Genus Notalina (Headbanger caddis) 6 20
ALT Signal Score 3.44
Weighted ALT Signal Score 3.71

Diary photos

No diary entries recorded for this visit

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