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  4. CO_WIL010
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  6. 29-07-2026

Williamsons Creek

Corangamite

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CO_WIL010 Barwon River Catchment

Wednesday 29th July 2026 13:00pm Approved
Notes

Physical Chemical Tests

Electrical Conductivity
1819µS/cm
pH
8.3pH Units
Reactive Phosphate (mg/L)
0.2mg/L P
Temperature - AIR
9.6° C
Temperature - WATER
9.8° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours 6.00
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Clear
Stream depth
1m - 2m
Stream width
2m - 5m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 5
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 10
Image
Freshwater Snails (Gastropoda) 3 50
Image
Side Swimmer/Scud (Amphipoda) 4 500
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 565 Total score: 12 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

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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