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  6. 11-01-2005

Stephens dam

Corangamite

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CO_STE020 Lake Colac Catchment

Tuesday 11th January 2005 9:00am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
90%
Electrical Conductivity
1100µS/cm
pH
7.9pH Units
Temperature - AIR
24° C
Temperature - WATER
18° C
Turbidity - NTU
16NTU

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Freshwater shrimp 5 5
Image
Caddis-fly Larvae (Trichoptera) 7 2
Image
Mayfly nymph (Ephemeroptera) 7 2
Image
Damselfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 3
Image
Beetle larvae (Coleoptera) 4 4
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 17 Total score: 29 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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