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Catchments
Yarra River Catchment
ME_YCH072
Site visits
01-04-2003
Lake Yumbunga, close to confluence with Chum Creek inlet, suburb?
Melbourne
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ME_YCH072 Yarra River Catchment
Tuesday 1st April 2003 12:00pm
Approved
Notes
Physical Chemical Tests
Electrical Conductivity
200
µS/cm
Nitrate - Nitrogen
0
mg/L
pH
6.8
pH Units
Reactive Phosphate (mg/L)
0
mg/L P
Temperature - WATER
16.5
° C
Turbidity - NTU
54
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
Freshwater shrimp
5
22
h. Order Anostraca (fairy shrimp and introduced sea monkeys)
4
3
Water-boatmen
4
26
Mayfly nymph (Ephemeroptera)
7
1
Damselfly Nymph (Odonata)
6
5
Water mites (Acarina)
5
2000
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera)
3
1
Flatworms (Turbellaria)
3
14
Freshwater Snails (Gastropoda)
3
2
Roundworms (Nematoda)
3
2
Mosquito Larvae (Diptera)
2
2
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 2078
Total score: 31
Overall rating: Fair
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
Loading chart
Test 1
Nitrate - Nitrogen
Temperature - WATER
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Turbidity - NTU
Test 2
Nitrate - Nitrogen
Temperature - WATER
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Turbidity - NTU
Mininum standard
Any level
Level 1
Level 2
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Start date
First data:
End date
Last data:
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