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  6. 24-02-2019

Tirhatuan Wetlands, off Dandenong Creek, Rowville

Melbourne

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ME_DTW100 Dandenong Catchment

Sunday 24th February 2019 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.03mg/L NH4+
Dissolved Oxygen % Saturation
44.92%
Dissolved Oxygen mg/L
3.9mg/L
Electrical Conductivity
420µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0.077mg/L P
Temperature - AIR
21.9° C
Temperature - WATER
22.3° C
Turbidity - FTU
89FTU

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
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 20 Total score: 4 Overall rating: Poor

Diary photos

Low water level and sticky mud near the usual sampling spot
Low water level at the west end of the main lake

Physical Chemical Trends

Last data:
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