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WaterWatch Data Portal

ME_YML030 Yarra River Catchment

Wednesday 29th June 2011 10:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.07mg/L NH4+
Dissolved Oxygen mg/L
7.8mg/L
Electrical Conductivity
790µS/cm
pH
7.9pH Units
Reactive Phosphate (mg/L)
0.04mg/L P
Temperature - AIR
14° C
Temperature - WATER
15.9° C
Turbidity - NTU
10NTU

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
Damselfly Nymph (Odonata) 6 2
Image
Dragonfly Nymph (Odonata) 6 1
Image
Freshwater slater (Isopoda) 5 1
Image
Freshwater Snails (Gastropoda) 3 10
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 0 30
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 55 Total score: 26 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: