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Catchments
Ovens River Catchment
NE_SIL020
Site visits
16-11-2000
Silver Creek, b4 Lake Sambell (Beechworth PS)
North East
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NE_SIL020 Ovens River Catchment
Thursday 16th November 2000 12:00pm
Approved
Notes
Physical Chemical Tests
Dissolved Oxygen % Saturation
70
%
Electrical Conductivity
40
µS/cm
pH
5.5
pH Units
Reactive Phosphate (mg/L)
0
mg/L P
Temperature - WATER
16.6
° C
Turbidity - NTU
5
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
6
h. Order Anostraca (fairy shrimp and introduced sea monkeys)
4
1
Mayfly nymph (Ephemeroptera)
7
4
Stonefly nymph (Plecoptera)
8
4
Dragonfly Nymph (Odonata)
6
4
Water mites (Acarina)
5
40
Segmented Worm (Oligochaeta)
1
6
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 65
Total score: 27
Overall rating: Poor
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
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Test 1
Dissolved Oxygen mg/L
Temperature - WATER
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Test 2
Dissolved Oxygen mg/L
Temperature - WATER
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - NTU
Mininum standard
Any level
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08-10-2000
16-11-2000
27-02-2001
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