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WaterWatch Data Portal

ME_YSC020 Yarra River Catchment

Sunday 24th January 2021 9:15am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
26.17%
Dissolved Oxygen mg/L
2.4mg/L
Electrical Conductivity
490µS/cm
pH
6.8pH Units
Temperature - AIR
25° C
Temperature - WATER
19.5° C
Turbidity - FTU
20FTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
plastic,cans,packets

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 3
Image
Damselfly Nymph (Odonata) 6 25
Image
Dragonfly Nymph (Odonata) 6 10
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 10
Image
Freshwater Snails (Gastropoda) 3 5
Image
Leeches (Hirudinea) 3 20
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 20
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 113 Total score: 31 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: