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  6. 01-01-2006

Williamsons Creek

Corangamite

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CO_WIL010 Barwon River Catchment

Sunday 1st January 2006 12:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
23%
Dissolved Oxygen mg/L
3.5mg/L
Electrical Conductivity
2200µS/cm
pH
8.1pH Units
Reactive Phosphate (mg/L)
0.11mg/L P
Temperature - AIR
21° C
Temperature - WATER
17° 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
c. Family Atyidae (glass shrimp) c. Family Atyidae (glass shrimp) 0 5
Image
Freshwater shrimp 5 20
Image
Water-striders 4 1
Image
Caddis-fly Larvae (Trichoptera) 7 30
Image
Mayfly nymph (Ephemeroptera) 7 1
Image
Dragonfly Nymph (Odonata) 6 10
Image
Water mites (Acarina) 5 20
Image
Freshwater Snails (Gastropoda) 3 20
Image
Leeches (Hirudinea) 3 5
Image
Side Swimmer/Scud (Amphipoda) 4 5
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 127 Total score: 39 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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