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  6. 23-01-2022

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 23rd January 2022 8:30am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
23.8%
Dissolved Oxygen mg/L
2.2mg/L
Electrical Conductivity
530µS/cm
pH
7pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
24° C
Temperature - WATER
19.1° C
Turbidity - FTU
61FTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Muddy
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 1
Image
Segmented Worm (Oligochaeta) 1 3
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 6 Total score: 9 Overall rating: Poor

Diary photos

Water level low

Physical Chemical Trends

Last data:
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