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  6. 21-01-2018

Valley Creek, Mt Waverley, east of Regent Street, near the confluence of Scotchman's Creek

Melbourne

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ME_YVA100 Yarra River Catchment

Sunday 21st January 2018 9:45am Approved
Notes

Physical Chemical Tests

Ammonium
0.9mg/L NH4+
Dissolved Oxygen % Saturation
23.63%
Dissolved Oxygen mg/L
2.1mg/L
Electrical Conductivity
1000µS/cm
pH
6.7pH Units
Reactive Phosphate (mg/L)
0.085mg/L P
Temperature - AIR
26° C
Temperature - WATER
21° C
Turbidity - FTU
35FTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 1.00
Flow estimate
POOLS: No continuous flow in channel and intermittent pools (in-stream habitats not connected)
Water Appearance
Stained brown
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
 
Litter/Pollutants
paper

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 8
Image
Dragonfly Nymph (Odonata) 6 2
Image
Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 8
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 10
Image
Freshwater Snails (Gastropoda) 3 25
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 2
Image
Mosquito Larvae (Diptera) 2 2
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 50
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 118 Total score: 37 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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