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WaterWatch Data Portal

ME_YDA290 Yarra River Catchment

Tuesday 12th August 2025 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.03mg/L NH4+
Dissolved Oxygen % Saturation
92.8%
Dissolved Oxygen mg/L
10mg/L
Electrical Conductivity
1435µS/cm
pH
8.7pH Units
Reactive Phosphate (mg/L)
0.04mg/L P
Temperature - AIR
16.8° C
Temperature - WATER
11.8° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week 4.60
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
bottles,packets

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 70
Image
Stonefly nymph (Plecoptera) 8 17
Image
Freshwater Snails (Gastropoda) 3 30
Image
Leeches (Hirudinea) 3 2
Image
Side Swimmer/Scud (Amphipoda) 4 50
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 22
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 191 Total score: 26 Overall rating: Poor

Diary photos

Physical Chemical Trends

Last data: