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  6. 30-09-2018

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 30th September 2018 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
108.94%
Dissolved Oxygen mg/L
11mg/L
Electrical Conductivity
270µS/cm
pH
9.1pH Units
Reactive Phosphate (mg/L)
0.03mg/L P
Temperature - AIR
17.9° C
Temperature - WATER
14.9° C
Turbidity - FTU
30FTU

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
Damselfly Nymph (Odonata) 6 3
Image
Water mites (Acarina) 5 2
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 9
Image
Beetle larvae (Coleoptera) 4 1
Image
Mosquito Larvae (Diptera) 2 10
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 3
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 30 Total score: 22 Overall rating: Poor

Diary photos

pH of 8.0 using PR
pH of 9.1 using TB

Physical Chemical Trends

Last data:
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