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Catchments
Yarra River Catchment
ME_YVA100
Site visits
22-05-2016
Valley Creek, Mt Waverley, east of Regent Street, near the confluence of Scotchman's Creek
Melbourne
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ME_YVA100 Yarra River Catchment
Sunday 22nd May 2016 10:00am
Approved
Notes
Physical Chemical Tests
Ammonium
0.02
mg/L NH4+
Dissolved Oxygen % Saturation
52
%
Dissolved Oxygen mg/L
5.4
mg/L
Electrical Conductivity
220
µS/cm
pH
6.7
pH Units
Reactive Phosphate (mg/L)
0.043
mg/L P
Temperature - AIR
16
° C
Temperature - WATER
13
° C
Turbidity - FTU
23
FTU
Water Conditions
Weather
Overcast
Last rainfall
During the last week
2.5
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Muddy
Stream depth
0 - 50cm
Stream width
1.5
Hazards
Litter/Pollutants
bottles,plastic
Water Bugs
WaterWatch method
Image
Species
Score
Quantity
Aquatic Caterpillars (Lepidoptera)
5
1
Damselfly Nymph (Odonata)
6
1
Dragonfly Nymph (Odonata)
6
2
Flatworms (Turbellaria)
3
40
Freshwater Snails (Gastropoda)
3
15
Leeches (Hirudinea)
3
4
Side Swimmer/Scud (Amphipoda)
4
1
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
4
6
Non Biting Midge Larvae - Bloodworms (Diptera)
1
1
Segmented Worm (Oligochaeta)
1
10
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 81
Total score: 33
Overall rating: Poor
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
Loading chart
Test 1
Ammonium
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - FTU
Turbidity - NTU
Test 2
Ammonium
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - FTU
Turbidity - NTU
Mininum standard
Any level
Level 1
Level 2
Level 3
Level 4
Start date
First data:
End date
Last data:
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24-04-2016
22-05-2016
19-06-2016
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