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WaterWatch Data Portal

ME_YSC012 Yarra River Catchment

Sunday 20th February 2022 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.07mg/L NH4+
Dissolved Oxygen % Saturation
45.1%
Dissolved Oxygen mg/L
4.4mg/L
Electrical Conductivity
360µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.218mg/L P
Temperature - AIR
17° C
Temperature - WATER
16.5° C
Turbidity - FTU
14FTU

Water Conditions

Weather
Overcast
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
Hazards
 
Litter/Pollutants
plastic,cans

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 5
Image
Dragonfly Nymph (Odonata) 6 6
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 30
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 5
Image
Freshwater Snails (Gastropoda) 3 30
Image
Leeches (Hirudinea) 3 5
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 50
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 134 Total score: 31 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: