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  6. 25-02-2003

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

Melbourne

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ME_YLY090 Yarra River Catchment

Tuesday 25th February 2003 12:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
90µS/cm
Nitrate - Nitrogen
0.3mg/L
pH
6.5pH Units
Reactive Phosphate (mg/L)
0.013mg/L P
Temperature - AIR
26.5° C
Temperature - WATER
22° C
Turbidity - NTU
31NTU

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 3
Image
Chironomids 1 4
Image
Water-boatmen 4 3
Image
Caddis-fly Larvae (Trichoptera) 7 28
Image
Mayfly nymph (Ephemeroptera) 7 55
Image
Stonefly nymph (Plecoptera) 8 3
Image
Dragonfly Nymph (Odonata) 6 2
Image
Water mites (Acarina) 5 6
Image
Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 1
Image
Roundworms (Nematoda) 3 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 106 Total score: 41 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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