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WaterWatch Data Portal

ME_YYR804 Yarra River Catchment

Sunday 21st January 2007 9:30am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
0.6mg/L
Electrical Conductivity
210µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0.53mg/L P
Temperature - AIR
18.5° C
Temperature - WATER
19.5° C
Turbidity - NTU
25NTU

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 1
Image
Leeches (Hirudinea) 3 21
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 54
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 15
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 92 Total score: 21 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: