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WaterWatch Data Portal

ME_YED070 Yarra River Catchment

Thursday 5th April 2012 10:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.07mg/L NH4+
Dissolved Oxygen mg/L
6mg/L
Electrical Conductivity
1460µS/cm
pH
8pH Units
Reactive Phosphate (mg/L)
0.18mg/L P
Temperature - AIR
23° C
Temperature - WATER
21° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Clear
Stream depth
1m - 2m
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 2
Image
Damselfly Nymph (Odonata) 6 15
Image
Beetle larvae (Coleoptera) 4 1
Image
Freshwater Snails (Gastropoda) 3 2
Image
Leeches (Hirudinea) 3 6
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 16
Image
Mosquito Larvae (Diptera) 2 2
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 3
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 48 Total score: 31 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: