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  6. 01-09-2013

Merri Creek, u/s of St Georges Rd Bridge, North Fitzroy

Melbourne

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ME_YMR112 Yarra River Catchment

Sunday 1st September 2013 14:00pm Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
85%
Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
1180µS/cm
pH
8pH Units
Reactive Phosphate (mg/L)
0.15mg/L P
Temperature - AIR
23.5° C
Temperature - WATER
16.4° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Milky
Stream depth
0 - 50cm
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 10
Image
Dragonfly Nymph (Odonata) 6 15
Image
Freshwater Shrimp/Prawn (Atyidae) 5 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 2
Image
Leeches (Hirudinea) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 24
Image
Mosquito Larvae (Diptera) 2 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 55 Total score: 29 Overall rating: Poor

Diary photos

Physical Chemical Trends

Last data:
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