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  6. 24-04-2016

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 24th April 2016 9:50am Approved
Notes
Present: Ian, Julie, Judith, Dorothea
Depth about 0.35m
Common froglets calling

Physical Chemical Tests

Ammonium
0.04mg/L NH4+
Dissolved Oxygen % Saturation
21%
Dissolved Oxygen mg/L
2.1mg/L
Electrical Conductivity
290µS/cm
pH
6.6pH Units
Reactive Phosphate (mg/L)
0.01mg/L P
Temperature - AIR
17.6° C
Temperature - WATER
14.8° C
Turbidity - FTU
57FTU

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 5
Image
Dragonfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 1
Image
Beetle larvae (Coleoptera) 4 2
Image
Freshwater Snails (Gastropoda) 3 2
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 25
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 56 Total score: 30 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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