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  6. 26-04-2006

Merri Creek downstream of Rushall Station, Fitzroy

Melbourne

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ME_YMR009 Yarra River Catchment

Wednesday 26th April 2006 9:30am Approved
Notes

Physical Chemical Tests

Electrical Conductivity
770µS/cm
pH
8pH Units
Temperature - AIR
14° C
Temperature - WATER
14° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
 
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 8
Image
Damselfly Nymph (Odonata) 6 17
Image
Freshwater Shrimp/Prawn (Atyidae) 5 3
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 16
Image
Beetle larvae (Coleoptera) 4 9
Flatworms (Turbellaria) Flatworms (Turbellaria) 2 2
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 86
Image
Biting Midge Larvae (Diptera) 2 20
Image
Mosquito Larvae (Diptera) 2 4
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 22
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 187 Total score: 36 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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