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WaterWatch Data Portal

ME_YDA558 Yarra River Catchment

Friday 21st February 2025 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
86.42%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
681µS/cm
pH
7.8pH Units
Reactive Phosphate (mg/L)
0.05mg/L P
Temperature - AIR
19.6° C
Temperature - WATER
19° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 37.40
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
> 5m
Hazards
 
Litter/Pollutants
plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 100
Image
Damselfly Nymph (Odonata) 6 2
Image
Dragonfly Nymph (Odonata) 6 1
Image
Freshwater Mussel (Bivalvia) 5 1
Image
Freshwater Shrimp/Prawn (Atyidae) 5 80
Image
Freshwater Snails (Gastropoda) 3 250
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 439 Total score: 36 Overall rating: Very Good

Diary photos

Physical Chemical Trends

Last data: