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  6. 23-04-2002

Woori Yallock Creek at Butterfield Reserve, Emerald

Melbourne

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ME_YWY020 Yarra River Catchment

Tuesday 23rd April 2002 9:30am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
8.5mg/L
Electrical Conductivity
130µS/cm
Nitrate - Nitrogen
0.47mg/L
pH
7.1pH Units
Reactive Phosphate (mg/L)
0.12mg/L P
Temperature - AIR
16.5° C
Temperature - WATER
15° C
Turbidity - NTU
15NTU

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 1
Image
Chironomids 1 1
Image
d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 25
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Mayfly nymph (Ephemeroptera) 7 15
Image
Stonefly nymph (Plecoptera) 8 10
Image
Freshwater slater (Isopoda) 5 1
Image
Freshwater Snails (Gastropoda) 3 1
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 57 Total score: 31 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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