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WaterWatch Data Portal

ME_YTW010 Yarra River Catchment

Monday 26th October 2009 0:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
99.4%
Electrical Conductivity
620.6µS/cm
pH
6.61pH Units
Reactive Phosphate (mg/L)
0.07mg/L P
Temperature - AIR
26° C
Temperature - WATER
24.1° C
Turbidity - NTU
5NTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Mayfly nymph (Ephemeroptera) 7 1
Image
Damselfly Nymph (Odonata) 6 4
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 4
Image
Leeches (Hirudinea) 3 1
Image
Side Swimmer/Scud (Amphipoda) 4 20
Image
Biting Midge Larvae (Diptera) 2 25
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 76 Total score: 31 Overall rating: Poor

Diary photos

Physical Chemical Trends

Last data: