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  6. 22-01-2023

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 22nd January 2023 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.15mg/L NH4+
Dissolved Oxygen % Saturation
20.73%
Dissolved Oxygen mg/L
2mg/L
Electrical Conductivity
530µS/cm
pH
6.7pH Units
Reactive Phosphate (mg/L)
0.075mg/L P
Temperature - AIR
21° C
Temperature - WATER
17° C
Turbidity - FTU
32FTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 11.00
Flow estimate
STAGNANT: No continuous flow in channel but channel continuous (in-stream habitats connected)
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 3
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 6
Image
Beetle larvae (Coleoptera) 4 20
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 1
Image
Freshwater Snails (Gastropoda) 3 20
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Biting Midge Larvae (Diptera) 2 20
Image
Mosquito Larvae (Diptera) 2 200
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 291 Total score: 28 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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