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  6. 21-09-2025

Glen Waverley Main Drain. Behind 5/6 Crosby Drive, Glen Waverley

Melbourne

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ME_YSC012 Yarra River Catchment

Sunday 21st September 2025 9:40am Approved
Notes

Physical Chemical Tests

Ammonium
0.3mg/L NH4+
Dissolved Oxygen % Saturation
52.65%
Dissolved Oxygen mg/L
5.8mg/L
Electrical Conductivity
340µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.192mg/L P
Temperature - AIR
10° C
Temperature - WATER
11° C
Turbidity - FTU
8FTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours 0.30
Flow estimate
LOW: Minimum flow in channel/continuous flow in some part of channel (in-stream habitats connected)
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
< 2m
Hazards
 
Litter/Pollutants
paper,plastic,packets,polystyrene

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 3
Image
Freshwater Mussel (Bivalvia) 5 11
Image
Freshwater Snails (Gastropoda) 3 50
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 15
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 79 Total score: 15 Overall rating: Poor

Diary photos

Closeup mystery eggsacs

Physical Chemical Trends

Last data:
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