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Catchments
Yarra River Catchment
ME_YDI833
Site visits
10-11-2011
Nerreman Wetland @ Eltham
Melbourne
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ME_YDI833 Yarra River Catchment
Thursday 10th November 2011 14:30pm
Approved
Notes
Physical Chemical Tests
Ammonium
0.07
mg/L NH4+
Dissolved Oxygen mg/L
7
mg/L
Electrical Conductivity
750
µS/cm
Filterable Reactive Phosphorus
0.125
mg/L P
pH
7.5
pH Units
Temperature - AIR
23.2
° C
Temperature - WATER
20.4
° C
Turbidity - NTU
40
NTU
Water Conditions
Weather
Cloudy
Last rainfall
During the last 24 hours
28
Flow estimate
Rapid
Water Appearance
Muddy,Scummy,Foamy/frothy,Stained brown
Stream depth
51cm - 99cm
Stream width
>5m
Hazards
Litter/Pollutants
bottles,cans,clothing,packets,paper,plastic,polystyrene,other
Water Bugs
WaterWatch method
Image
Species
Score
Quantity
h. Family Dytiscidae, Genus Australphilus (Beetle adult)
0
35
h. Order Anostraca (fairy shrimp and introduced sea monkeys)
4
4
Flatworms (Turbellaria)
3
8
Freshwater Snails (Gastropoda)
3
16
Leeches (Hirudinea)
3
1
Segmented Worm (Oligochaeta)
1
12
Total bug score
Total abundance
0 - 35
35+
0 - 200
Poor
Good
200+
Fair
Very good
Total abundance: 76
Total score: 9
Overall rating: Poor
Diary photos
No diary entries recorded for this visit
Physical Chemical Trends
Loading chart
Test 1
Ammonia-Nitrogen
Ammonium
Dissolved Oxygen mg/L
Filterable Reactive Phosphorus
Nitrate - Nitrogen
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
Turbidity - NTU
Test 2
Ammonia-Nitrogen
Ammonium
Dissolved Oxygen mg/L
Filterable Reactive Phosphorus
Nitrate - Nitrogen
Temperature - WATER
Temperature - AIR
pH
Electrical Conductivity
Reactive Phosphate (mg/L)
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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30-09-2011
10-11-2011
03-12-2011
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