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  6. 25-01-2026

Scotchman's Creek. Bottom of Valley Reserve immediately East of Regent Street, Mt Waverley

Melbourne

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ME_YSC020 Yarra River Catchment

Sunday 25th January 2026 9:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.4mg/L NH4+
Dissolved Oxygen % Saturation
19.05%
Dissolved Oxygen mg/L
1.8mg/L
Electrical Conductivity
647µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0.088mg/L P
Temperature - AIR
20° C
Temperature - WATER
18° C
Turbidity - FTU
41FTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week 1.00
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear,Other
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
bottles,plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 7
Image
Dragonfly Nymph (Odonata) 6 2
Image
Freshwater Mussel (Bivalvia) 5 1
Image
Water mites (Acarina) 5 3
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 3
Image
Freshwater Snails (Gastropoda) 3 30
Image
Leeches (Hirudinea) 3 12
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 3
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 30
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 103 Total score: 44 Overall rating: Good

Diary photos

overcast sky black water from bushfire ash maybe

Physical Chemical Trends

Last data:
We acknowledge and respect Victorian Traditional Owners as the original custodians of Victoria’s land and waters, their unique ability to care for Country and deep spiritual connection to it.
We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.
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