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  6. 01-02-2007

Williamsons Creek

Corangamite

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CO_WIL010 Barwon River Catchment

Thursday 1st February 2007 12:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
45%
Dissolved Oxygen mg/L
5mg/L
Electrical Conductivity
3700µS/cm
pH
8.3pH Units
Reactive Phosphate (mg/L)
0.08mg/L P
Temperature - AIR
16° C
Temperature - WATER
14° C
Turbidity - NTU
25NTU

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 10
Image
Chironomids 1 5
Image
Caddis-fly Larvae (Trichoptera) 7 10
Image
Mayfly nymph (Ephemeroptera) 7 2
Image
Water mites (Acarina) 5 15
Image
Beetle larvae (Coleoptera) 4 5
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 5
Image
Freshwater Snails (Gastropoda) 3 10
Image
Hydra (Hydrozoa) 4 5
Image
Leeches (Hirudinea) 3 10
Image
Side Swimmer/Scud (Amphipoda) 4 5
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 25
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 109 Total score: 44 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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