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  6. 20-01-2019

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 20th January 2019 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
18.17%
Dissolved Oxygen mg/L
1.7mg/L
Electrical Conductivity
450µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
21° C
Temperature - WATER
18.5° C
Turbidity - FTU
50FTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 3.00
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Other
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
 
Litter/Pollutants
plastic,cans,polystyrene

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 6
Image
Dragonfly Nymph (Odonata) 6 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 50
Image
Freshwater Snails (Gastropoda) 3 50
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 14
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 2
Image
Mosquito Larvae (Diptera) 2 50
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 100
Image
Segmented Worm (Oligochaeta) 1 12
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 285 Total score: 28 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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