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  6. 23-11-2006

Merri Creek @Ceres East Brunswick

Melbourne

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ME_YMR118 Yarra River Catchment

Thursday 23rd November 2006 9:30am Approved
Notes

Physical Chemical Tests

Electrical Conductivity
870µS/cm
pH
8.1pH Units
Temperature - AIR
20° C
Temperature - WATER
18.6° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
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 33
Image
Mayfly nymph (Ephemeroptera) 7 2
Image
Damselfly Nymph (Odonata) 6 14
Image
Dragonfly Nymph (Odonata) 6 12
Image
Freshwater Shrimp/Prawn (Atyidae) 5 8
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 47
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 11
Image
Freshwater Snails (Gastropoda) 3 35
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 21
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 14
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 197 Total score: 45 Overall rating: Good

Diary photos

Physical Chemical Trends

Last data:
We acknowledge and respect Victorian Traditional Owners as the original custodians of Victoria’s land and waters, their unique ability to care for Country and deep spiritual connection to it.
We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.
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