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  6. 23-10-2022

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 23rd October 2022 10:30am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
25.37%
Dissolved Oxygen mg/L
2.4mg/L
Electrical Conductivity
280µS/cm
pH
7.8pH Units
Temperature - AIR
20° C
Temperature - WATER
18° C
Turbidity - FTU
29FTU

Water Conditions

Weather
Overcast
Last rainfall
 
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 12
Image
Damselfly Nymph (Odonata) 6 1
Image
Beetle larvae (Coleoptera) 4 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 21
Image
Freshwater Snails (Gastropoda) 3 22
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 2
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 71 Total score: 30 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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