Site visit details

Overview

Catchment Werribee River
Site Truganina Park - HD Graham Reserve ME_WTR400
Date and Time Thursday 11th April 2019 10:00am
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 P mg/L Turb NTU
Sample 8 410 6 13 17.5 20
Weather sunny
Last rainfall During the last week
Flow estimate
Water Appearance Clear
Stream depth
Stream width
Hazards
Litter/Pollutants

Water level very low in sample areas less than 10cm. Water clear but almost impossible to do sampling without stirring up muddy substrate. Muddy substrate up tp 20cm deep over firm bottom.

Creatures Agreed Level Taxonomy Method

Image Species Score Quantity
c. Phylum Annelida, class Hirudinea, (leeches) c. Phylum Annelida, class Hirudinea, (leeches) 1 N/A
e. Family Chironomidae, several genera (blood worms) 1 4
g. Order Acarina, (water mites) g. Order Acarina, (water mites) 5 N/A
i. Family Aeshnidae (Dragonfly nymph - Couta mud eye) 5 1
j. Family Dytiscidae, various genera (little diving beetles) j. Family Dytiscidae, various genera (little diving beetles) 1 2
l. Family Corixidae , Genus Sigara (striped boatman) 3 2
l. Family Culicidae (mosquito larvae, wrigglers) l. Family Culicidae (mosquito larvae, wrigglers) 1 5
ALT Signal Score 2.80
Weighted ALT Signal Score 2.71

Diary photos

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