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  6. 19-01-2020

Elster Creek

Melbourne

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ME_DEL300 Dandenong Catchment

Sunday 19th January 2020 9:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.5mg/L NH4+
Dissolved Oxygen % Saturation
18.75%
Dissolved Oxygen mg/L
1.7mg/L
Electrical Conductivity
980µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.25mg/L P
Temperature - AIR
20.8° C
Temperature - WATER
20° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Clear
Stream depth
51cm - 99cm
Stream width
> 5m
Hazards
 
Litter/Pollutants
paper,plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 10
Image
Dragonfly Nymph (Odonata) 6 2
Image
Beetle larvae (Coleoptera) 4 2
Image
Leeches (Hirudinea) 3 17
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Image
Mosquito Larvae (Diptera) 2 5
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 20
Image
Segmented Worm (Oligochaeta) 1 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 96 Total score: 27 Overall rating: Poor

Diary photos

upstream
across
downstream
from bridge
from upstream
Pair of chestnut teal with 6 chicks

Physical Chemical Trends

Last data:
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