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  6. 22-05-2016

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 22nd May 2016 10:00am Approved
Notes
Present: Ian, Julie, Judith, Dorothea
Depth: 0.36m

Physical Chemical Tests

Ammonium
0.15mg/L NH4+
Dissolved Oxygen % Saturation
49%
Dissolved Oxygen mg/L
5.2mg/L
Electrical Conductivity
230µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.02mg/L P
Temperature - AIR
17.6° C
Temperature - WATER
12.6° C
Turbidity - FTU
34FTU

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 30
Image
Damselfly Nymph (Odonata) 6 2
Image
Water mites (Acarina) 5 30
Image
Leeches (Hirudinea) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 10
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 20
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 95 Total score: 27 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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