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  6. 20-09-2013

Nerreman Wetland @ Eltham

Melbourne

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ME_YDI833 Yarra River Catchment

Friday 20th September 2013 14:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
230µS/cm
pH
6.6pH Units
Reactive Phosphate (mg/L)
0.03mg/L P
Temperature - AIR
15.5° C
Temperature - WATER
14.4° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last 24 hours 2.1
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Other: stained grey
Stream depth
1m - 2m
Stream width
>5m
Hazards
 
Litter/Pollutants
bottles,cans,packets,paper,plastic,polystyrene

Water Bugs WaterWatch method

Image Species Score Quantity
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 5
Image
Freshwater Snails (Gastropoda) 3 2
Image
Leeches (Hirudinea) 3 3
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 11
Image
Mosquito Larvae (Diptera) 2 3
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 90
Image
Segmented Worm (Oligochaeta) 1 4
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 118 Total score: 16 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

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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