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  6. 16-02-2020

Elster Creek

Melbourne

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ME_DEL300 Dandenong Catchment

Sunday 16th February 2020 9:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.28mg/L NH4+
Dissolved Oxygen % Saturation
17.62%
Dissolved Oxygen mg/L
1.6mg/L
Electrical Conductivity
350µS/cm
pH
6.7pH Units
Reactive Phosphate (mg/L)
0.25mg/L P
Temperature - AIR
23° C
Temperature - WATER
20° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last week
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Clear
Stream depth
51cm - 99cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 6
Image
Dragonfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 200
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 1
Image
Leeches (Hirudinea) 3 20
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 21
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 9
Image
Segmented Worm (Oligochaeta) 1 200
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 458 Total score: 28 Overall rating: Fair

Diary photos

upstream
across
downstream
from bridge

Physical Chemical Trends

Last data:
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