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WaterWatch Data Portal

ME_YYR809 Yarra River Catchment

Friday 16th August 2013 9:55am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.35mg/L NH3-N
Dissolved Oxygen mg/L
2.1mg/L
Electrical Conductivity
480µS/cm
pH
6.7pH Units
Reactive Phosphate (mg/L)
0.03mg/L P
Temperature - AIR
13.5° C
Temperature - WATER
9.5° C
Turbidity - FTU
24FTU
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
0.5
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 1
Image
Beetle larvae (Coleoptera) 4 4
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 2
Image
Leeches (Hirudinea) 3 5
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 4
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 18 Total score: 21 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: