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  6. 25-01-2015

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 25th January 2015 10:00am Approved
Notes
Present: Ian, Julie, Dorothea, Judith

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
35%
Dissolved Oxygen mg/L
3.1mg/L
Electrical Conductivity
330µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
20.2° C
Temperature - WATER
21.3° C
Turbidity - FTU
44FTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
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 20
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 50
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 94 Total score: 19 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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