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  6. 19-07-2009

Reedys Billabong, Wilsons Reserve, Ivanhoe - North (as of 2007, current site)

Melbourne

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ME_YYR804 Yarra River Catchment

Sunday 19th July 2009 8:40am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.41mg/L NH3-N
Dissolved Oxygen mg/L
4.3mg/L
Electrical Conductivity
310µS/cm
pH
7.6pH Units
Reactive Phosphate (mg/L)
0.08mg/L P
Temperature - AIR
14.5° C
Temperature - WATER
9° C
Turbidity - FTU
18FTU
Turbidity - NTU
16NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 3
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
>5m
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Dragonfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 4
Image
Beetle larvae (Coleoptera) 4 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 3
Image
Freshwater Snails (Gastropoda) 3 1
Image
Leeches (Hirudinea) 3 6
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 25
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 5
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 48 Total score: 29 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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