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Catchments
Dandenong Catchment
ME_DTW100
Site visits
26-05-2024
Tirhatuan Wetlands, off Dandenong Creek, Rowville
Melbourne
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ME_DTW100 Dandenong Catchment
Sunday 26th May 2024 9:30am
Approved
Notes
Physical Chemical Tests
Ammonium
0
mg/L NH4+
Dissolved Oxygen % Saturation
40.98
%
Dissolved Oxygen mg/L
4.6
mg/L
Electrical Conductivity
240
µS/cm
pH
6.4
pH Units
Temperature - AIR
11.5
° C
Temperature - WATER
10.2
° C
Turbidity - FTU
22
FTU
Water Conditions
Weather
Sunny
Last rainfall
During the last week
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
Stream width
Hazards
Litter/Pollutants
Water Bugs
WaterWatch method
Image
Species
Score
Quantity
Freshwater Mussel (Bivalvia)
5
1
Water mites (Acarina)
5
6
Flatworms (Turbellaria)
2
10
Freshwater Snails (Gastropoda)
3
8
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera)
4
12
Biting Midge Larvae (Diptera)
2
10
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera)
2
1
Non Biting Midge Larvae - Bloodworms (Diptera)
1
15
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 63
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
Test 2
Ammonium
Dissolved Oxygen mg/L
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Dissolved Oxygen % Saturation
Turbidity - FTU
Mininum standard
Any level
Level 1
Level 2
Level 3
Level 4
Start date
First data:
End date
Last data:
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28-04-2024
26-05-2024
23-06-2024
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