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  4. ME_YDI833
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  6. 30-09-2011

Nerreman Wetland @ Eltham

Melbourne

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ME_YDI833 Yarra River Catchment

Friday 30th September 2011 8:30am Approved
Notes

Physical Chemical Tests

Ammonium
0.35mg/L NH4+
Dissolved Oxygen mg/L
9mg/L
Electrical Conductivity
560µS/cm
pH
7.3pH Units
Reactive Phosphate (mg/L)
0.1mg/L P
Temperature - AIR
13.6° C
Temperature - WATER
13.8° C
Turbidity - NTU
27NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last week 56
Flow estimate
Moderate
Water Appearance
Muddy,Foamy/frothy
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
bottles,cans,packets,paper,polystyrene,other

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Chironomids 1 110
Image
Damselfly Nymph (Odonata) 6 1
Image
Freshwater slater (Isopoda) 5 8
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 10
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 8
Image
Freshwater Snails (Gastropoda) 3 24
Image
Leeches (Hirudinea) 3 2
Image
Roundworms (Nematoda) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Segmented Worm (Oligochaeta) 1 12
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 177 Total score: 30 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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