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  5. 05-05-2021

ME_MMR150_RD McNabbs Weir upstream of Overnewton

5 May 2021

Overview Notes Phy Chem Tests Habitat Creatures Diary Photos 0
Site visit details

Overview

Catchment Maribyrnong River
Site McNabbs Weir upstream of Overnewton ME_MMR150_RD
Date and Time Wednesday 5th May 2021 13:30pm
Approved Approved

Notes

Physical Chemical Tests

EC µS/cm pH pH Units rP mg/L P Reac ppb Air ° C Water ° C Turb NTU
Sample 969 7 0.02 18 15 16
Weather sunny
Last rainfall 36.6
Flow estimate HIGH: Less than bankfull and in-stream habitats connected
Water Appearance Muddy,Stained green
Stream depth
Stream width > 5m
Hazards
Litter/Pollutants

Habitat

Bank Erosion Stability Bank Vegetation In Stream Cover Riffles Pools Bends Verge Vegetation Overall
Fair 3 Fair 6 Good 8 Good 4 Poor 4 25

Creatures River Detectives method

Image Name Score
Cased caddis larvae Cased caddis larvae 8
Mayfly nymphs Mayfly nymphs 9
Gordian worms Gordian worms 6
Water mites Water mites 5
Chironomids, blood worms Chironomids, blood worms 4
Damselfly larvae Damselfly larvae 3
Freshwater mussels and clams Freshwater mussels and clams 3
Glass shrimps Glass shrimps 3
Pogs Pogs 4
Sideswimmers or scuds Sideswimmers or scuds 3
Water striders Water striders 4
Whirligig beetles Whirligig beetles 4
Water tigers Water tigers 2
Water treaders Water treaders 1
Waterboatmen Waterboatmen 2
Worms Worms 2
> 6
clean water
5 to 6
mild pollution
4 to 5
moderate pollution
< 4
severe pollution
Total score: 3.9375 Overall rating: Severe pollution

Diary photos

No diary entries recorded for this visit

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