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  6. 20-10-2019

Elster Creek

Melbourne

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ME_DEL300 Dandenong Catchment

Sunday 20th October 2019 9:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.05mg/L NH4+
Dissolved Oxygen % Saturation
42.75%
Dissolved Oxygen mg/L
4.4mg/L
Electrical Conductivity
410µS/cm
pH
6.7pH Units
Reactive Phosphate (mg/L)
0.13mg/L P
Temperature - AIR
16° C
Temperature - WATER
14° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours
Flow estimate
HIGH: Less than bankfull and in-stream habitats connected
Water Appearance
Clear
Stream depth
51cm - 99cm
Stream width
> 5m
Hazards
 
Litter/Pollutants
bottles,paper,plastic,clothing,packets,other: balloons, small gas canister, broken glass, aerosol can, metal clip from temp fence.

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 10
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 9
Image
Freshwater Snails (Gastropoda) 3 8
Image
Leeches (Hirudinea) 3 6
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 21
Image
Segmented Worm (Oligochaeta) 1 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 62 Total score: 28 Overall rating: Poor

Diary photos

weeds
From upstream of pond
across
from bridge
downstream
upstream

Physical Chemical Trends

Last data:
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