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WaterWatch Data Portal

CO_BRO007 Lake Colac Catchment

Friday 9th May 2008 12:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
6.6mg/L
Electrical Conductivity
1600µS/cm
Reactive Phosphate (mg/L)
0.03mg/L P
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
Image
Chironomids 1 1
Image
Freshwater Snails (Gastropoda) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 2
Image
Biting Midge Larvae (Diptera) 2 2
Image
Mosquito Larvae (Diptera) 2 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 7 Total score: 11 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: