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Catchments
Yarra River Catchment
ME_YVA100
Site visits
23-03-2025
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 23rd March 2025 9:30am
Approved
Notes
Physical Chemical Tests
Ammonium
0.02
mg/L NH4+
Dissolved Oxygen % Saturation
57.3
%
Dissolved Oxygen mg/L
5.9
mg/L
Electrical Conductivity
270
µS/cm
pH
6.7
pH Units
Reactive Phosphate (mg/L)
0.046
mg/L P
Temperature - AIR
16
° C
Temperature - WATER
14
° C
Turbidity - FTU
24
FTU
Water Conditions
Weather
Sunny
Last rainfall
During the last week
46.00
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
Litter/Pollutants
packets
Water Bugs
WaterWatch method
Image
Species
Score
Quantity
Caddis-fly Larvae (Trichoptera)
7
3
Damselfly Nymph (Odonata)
6
1
Yabbies/Marron/Gilgie Freshwater (Decapoda)
5
1
Flatworms (Turbellaria)
2
4
Freshwater Snails (Gastropoda)
3
20
Segmented Worm (Oligochaeta)
1
5
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 34
Total score: 24
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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16-02-2025
23-03-2025
27-04-2025
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