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  6. 28-07-2013

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 28th July 2013 10:00am Approved
Notes
Ian, Julie and Dorothea present

Physical Chemical Tests

Dissolved Oxygen % Saturation
48%
Dissolved Oxygen mg/L
5.4mg/L
Electrical Conductivity
212µS/cm
pH
6.9pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
15° C
Temperature - WATER
10° C
Turbidity - FTU
9FTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
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
Damselfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 60
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 2
Image
Beetle larvae (Coleoptera) 4 1
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 20
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 95 Total score: 22 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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