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Catchments
Yarra River Catchment
ME_YVA100
Site visits
21-01-2024
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 21st January 2024 10:00am
Approved
Notes
Physical Chemical Tests
Ammonium
0
mg/L NH4+
Dissolved Oxygen % Saturation
53.33
%
Dissolved Oxygen mg/L
5.2
mg/L
Electrical Conductivity
560
µS/cm
pH
7
pH Units
Reactive Phosphate (mg/L)
0.036
mg/L P
Temperature - AIR
18
° C
Temperature - WATER
16.5
° C
Turbidity - FTU
33
FTU
Water Conditions
Weather
Overcast
Last rainfall
During the last week
44.00
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
Litter/Pollutants
paper,plastic,packets
Water Bugs
WaterWatch method
Image
Species
Score
Quantity
Damselfly Nymph (Odonata)
6
2
Freshwater Mussel (Bivalvia)
5
5
Flatworms (Turbellaria)
2
1
Freshwater Snails (Gastropoda)
3
50
Leeches (Hirudinea)
3
2
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera)
2
2
Non Biting Midge Larvae - Bloodworms (Diptera)
1
10
Segmented Worm (Oligochaeta)
1
5
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 77
Total score: 23
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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26-11-2023
21-01-2024
18-02-2024
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