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  6. 29-11-2006

Merri Creek @Ceres East Brunswick

Melbourne

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ME_YMR118 Yarra River Catchment

Wednesday 29th November 2006 9:30am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.18mg/L NH3-N
Electrical Conductivity
900µS/cm
pH
7.9pH Units
Reactive Phosphate (mg/L)
0.1mg/L P
Temperature - AIR
19° C
Temperature - WATER
17° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last week
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 15
Image
Damselfly Nymph (Odonata) 6 18
Image
Dragonfly Nymph (Odonata) 6 17
Image
Freshwater Shrimp/Prawn (Atyidae) 5 8
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 7
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 11
Image
Freshwater Snails (Gastropoda) 3 85
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 32
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 28
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 37
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 258 Total score: 39 Overall rating: Very Good

Diary photos

Physical Chemical Trends

Last data:
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