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  6. 17-12-2017

Elster Creek

Melbourne

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ME_DEL300 Dandenong Catchment

Sunday 17th December 2017 9:30am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen % Saturation
35.76%
Dissolved Oxygen mg/L
3.2mg/L
Electrical Conductivity
1990µS/cm
pH
7.4pH Units
Reactive Phosphate (mg/L)
0.25mg/L P
Temperature - AIR
19.9° C
Temperature - WATER
20.5° C
Turbidity - NTU
15NTU

Water Conditions

Weather
Cloudy
Last rainfall
More than a week ago
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 - 5m
Hazards
 
Litter/Pollutants
bottles,paper,plastic,cans,packets

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 12
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 2
Image
Leeches (Hirudinea) 3 5
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 80
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 100 Total score: 14 Overall rating: Poor

Diary photos

across
across
up
from bridge
down
duck family
phosphate test - off the scale

Physical Chemical Trends

Last data:
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