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WaterWatch Data Portal

ME_YSC010 Yarra River Catchment

Sunday 20th February 2022 9:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
85.93%
Dissolved Oxygen mg/L
8.3mg/L
Electrical Conductivity
220µS/cm
pH
7.1pH Units
Reactive Phosphate (mg/L)
0.023mg/L P
Temperature - AIR
17° C
Temperature - WATER
17° C
Turbidity - FTU
10FTU

Water Conditions

Weather
Overcast
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Foamy/frothy
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
 
Litter/Pollutants
plastic,other: Facemasks

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 3
Image
Dragonfly Nymph (Odonata) 6 1
Image
Beetle larvae (Coleoptera) 4 4
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 30
Image
Freshwater Snails (Gastropoda) 3 30
Image
Leeches (Hirudinea) 3 6
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 50
Image
Segmented Worm (Oligochaeta) 1 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 131 Total score: 32 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: