Site visit details

Overview

Catchment Werribee River
Site D1 Drain, 150 metres from Chat Place, Hoppers Crossing/Werribee. ME_WDD050
Date and Time Tuesday 28th March 2023 13:00pm
Approved Approved

Notes

Physical Chemical Tests

N mg/L NH4+ D.O. % D.O mg/L EC µS/cm pH pH Units rP mg/L P Air ° C Water ° C Turb NTU
Sample 0 43.57 4 140 7 20.7 19.5 15
Weather cloudy
Last rainfall During the last 24 hours
Flow estimate MEDIUM: flow is normal/typical average flow
Water Appearance Clear
Stream depth 51cm - 99cm
Stream width 2m - 5m
Hazards
Litter/Pollutants

Sampling session with Tania Struzina and Trevor. Higher flow than previous visit. Phosphate test could not be completed- kit was not brought along. Along with Gambusia sp, numerous tadpoles were also sighted in drain. 3 x frog species heard (and added to MW frog census app)

Creatures Agreed Level Taxonomy Method

Image Species Score Quantity
c. Phylum Annelida, class Hirudinea, (leeches) c. Phylum Annelida, class Hirudinea, (leeches) 1 30
d. Phylum Annelida, class Oligochaeta, (worms) 2 30
e. Family Lestidae and Family Coenagrionidae (Damselfly nymph) 1 6
e. Phylum Turbellaria ( flatworms) e. Phylum Turbellaria ( flatworms) 1 30
g. Family Physidae, Species Physa acuta (snail) 2 3
i. Family Dytiscidae, (two-tailed tigers) 6 1
i. Family Notonectidae , Genus Anisops (slender backswimmers) 2 1
l. Family Corixidae , Genus Sigara (striped boatman) 4 1
o. Family Dytiscidae, Genus Rhantus (Beetle adult) o. Family Dytiscidae, Genus Rhantus (Beetle adult) 1 4
ALT Signal Score 2.22
Weighted ALT Signal Score 1.64

Diary photos

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