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Catchments
Lake Colac Catchment
CO_MCR010
Site visits
13-02-2005
McCrabb Swamp Barongarook catchment
Corangamite
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CO_MCR010 Lake Colac Catchment
Sunday 13th February 2005 10:00am
Approved
Notes
Physical Chemical Tests
Dissolved Oxygen % Saturation
62
%
Electrical Conductivity
5500
µS/cm
pH
7.2
pH Units
Reactive Phosphate (mg/L)
0.015
mg/L P
Temperature - AIR
29
° C
Temperature - WATER
21.5
° C
Turbidity - NTU
10
NTU
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)
0
1
Caddis-fly Larvae (Trichoptera)
7
2
Stonefly nymph (Plecoptera)
8
1
Freshwater Snails (Gastropoda)
3
4
Side Swimmer/Scud (Amphipoda)
4
3
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
4
3
Mosquito Larvae (Diptera)
2
2
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 16
Total score: 28
Overall rating: Poor
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
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Test 1
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Test 2
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
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11-04-2006
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