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WaterWatch Data Portal

ME_YDA419 Yarra River Catchment

Thursday 13th March 2025 9:50am Approved
Notes

Physical Chemical Tests

Ammonium
0.02mg/L NH4+
Dissolved Oxygen % Saturation
82.07%
Dissolved Oxygen mg/L
7mg/L
Electrical Conductivity
1300µS/cm
pH
7.8pH Units
Reactive Phosphate (mg/L)
0.1mg/L P
Temperature - AIR
22.7° C
Temperature - WATER
23.1° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours 0.40
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 60
Image
Freshwater Mussel (Bivalvia) 5 1
Image
Freshwater slater (Isopoda) 5 10
Image
Freshwater Snails (Gastropoda) 3 30
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 50
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 152 Total score: 26 Overall rating: Poor

Diary photos

Physical Chemical Trends

Last data: