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  4. ME_YDI833
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  6. 25-10-2013

Nerreman Wetland @ Eltham

Melbourne

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ME_YDI833 Yarra River Catchment

Friday 25th October 2013 13:15pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
5mg/L
Electrical Conductivity
370µS/cm
pH
7.1pH Units
Reactive Phosphate (mg/L)
0.03mg/L P
Temperature - AIR
14.1° C
Temperature - WATER
13° C
Turbidity - NTU
13NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week 26.5
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Scummy,Other: stained grey
Stream depth
1m - 2m
Stream width
>5m
Hazards
 
Litter/Pollutants
bottles,cans,packets,paper,plastic,polystyrene,other

Water Bugs WaterWatch method

Image Species Score Quantity
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 7
Image
Freshwater Snails (Gastropoda) 3 6
Image
Hydra (Hydrozoa) 4 4
Image
Leeches (Hirudinea) 3 5
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 12
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 17
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 54 Total score: 20 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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We honour Elders past and present whose knowledge and wisdom has ensured the continuation of culture and traditional practices.
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