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Catchments
Thomson River Catchment
WG_VCK001
Site visits
28-07-2000
Valencia Ck before the confluence with the Avon River
West Gippsland
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WG_VCK001 Thomson River Catchment
Friday 28th July 2000 13:30pm
Approved
Notes
Physical Chemical Tests
Dissolved Oxygen % Saturation
90
%
Electrical Conductivity
160
µS/cm
pH
6.5
pH Units
Reactive Phosphate (mg/L)
0.015
mg/L P
Temperature - WATER
10.6
° C
Turbidity - NTU
0
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
d. Family Hydrophilidae, Genus Helochares (Beetle adult)
2
5
Freshwater shrimp
5
2
n. Family Dytiscidae, Genus Eretes (Beetle adult)
0
9
Water-boatmen
4
12
Caddis-fly Larvae (Trichoptera)
7
4
Mayfly nymph (Ephemeroptera)
7
50
Dragonfly Nymph (Odonata)
6
1
Flatworms (Turbellaria)
3
4
Freshwater Snails (Gastropoda)
3
10
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 97
Total score: 25
Overall rating: Poor
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
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Test 1
Temperature - WATER
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Total Phosphorus
Dissolved Oxygen % Saturation
Turbidity - NTU
Test 2
Temperature - WATER
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Total Phosphorus
Dissolved Oxygen % Saturation
Turbidity - NTU
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First data:
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22-07-2000
28-07-2000
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