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  6. 23-09-2018

Elster Creek

Melbourne

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ME_DEL300 Dandenong Catchment

Sunday 23rd September 2018 9:30am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
50.67%
Dissolved Oxygen mg/L
5.2mg/L
Electrical Conductivity
1320µS/cm
pH
7.3pH Units
Reactive Phosphate (mg/L)
0.09mg/L P
Temperature - AIR
13° C
Temperature - WATER
14° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
51cm - 99cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
paper,plastic,packets,polystyrene

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 31
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 6
Image
Freshwater Snails (Gastropoda) 3 2
Image
Leeches (Hirudinea) 3 6
Image
Mosquito Larvae (Diptera) 2 3
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 59 Total score: 23 Overall rating: Poor

Diary photos

upstream
across
downstream
from bridge

Physical Chemical Trends

Last data:
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