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  6. 09-12-2002

Little Yarra River: immeditaely downstream of Corduroy Road Bridge, suburb?

Melbourne

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ME_YLY090 Yarra River Catchment

Monday 9th December 2002 11:30am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
9.4mg/L
Electrical Conductivity
60µS/cm
Nitrate - Nitrogen
0.22mg/L
pH
7.1pH Units
Reactive Phosphate (mg/L)
0.05mg/L P
Temperature - WATER
15° C
Turbidity - NTU
32NTU

Water Conditions

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

Water Bugs WaterWatch method

Image Species Score Quantity
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 0 9
Image
Chironomids 1 6
Image
d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 1
Image
Water-boatmen 4 1
Image
Caddis-fly Larvae (Trichoptera) 7 28
Image
Mayfly nymph (Ephemeroptera) 7 42
Image
Stonefly nymph (Plecoptera) 8 18
Image
Water mites (Acarina) 5 2
Image
Segmented Worm (Oligochaeta) 1 7
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 114 Total score: 28 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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