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  6. 27-04-2025

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 27th April 2025 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
44.32%
Dissolved Oxygen mg/L
4.2mg/L
Electrical Conductivity
360µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
18.7° C
Temperature - WATER
17.9° C
Turbidity - FTU
46FTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours
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
Caddis-fly Larvae (Trichoptera) 7 4
Image
Dragonfly Nymph (Odonata) 6 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 30
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 25
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 63 Total score: 21 Overall rating: Poor

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.
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