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  4. CO_WIL010
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  6. 20-12-2011

Williamsons Creek

Corangamite

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CO_WIL010 Barwon River Catchment

Tuesday 20th December 2011 8:45am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
60%
Dissolved Oxygen mg/L
6mg/L
Electrical Conductivity
1410µS/cm
pH
7.4pH Units
Reactive Phosphate (mg/L)
0.08mg/L P
Temperature - AIR
17° C
Temperature - WATER
14° C
Turbidity - NTU
12NTU

Water Conditions

Weather
Cloudy
Last rainfall
More than a week ago 4
Flow estimate
Moderate
Water Appearance
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
h. Family Dytiscidae, Genus Australphilus (Beetle adult) h. Family Dytiscidae, Genus Australphilus (Beetle adult) 0 10
Image
Caddis-fly Larvae (Trichoptera) 7 10
Image
Mayfly nymph (Ephemeroptera) 7 3
Image
Stonefly nymph (Plecoptera) 8 12
Image
Water mites (Acarina) 5 10
Image
Beetle larvae (Coleoptera) 4 5
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 10
Image
Freshwater Snails (Gastropoda) 3 50
Image
Leeches (Hirudinea) 3 20
Image
Side Swimmer/Scud (Amphipoda) 4 20
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 10
Image
Mosquito Larvae (Diptera) 2 20
Image
Segmented Worm (Oligochaeta) 1 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 185 Total score: 50 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.
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