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  6. 29-07-2011

Nerreman Wetland @ Eltham

Melbourne

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ME_YDI833 Yarra River Catchment

Friday 29th July 2011 13:30pm Approved
Notes

Physical Chemical Tests

Ammonium
0.02mg/L NH4+
Dissolved Oxygen mg/L
10mg/L
Electrical Conductivity
250µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0.025mg/L P
Temperature - AIR
16.1° C
Temperature - WATER
12.7° C
Turbidity - NTU
15NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 25.5
Flow estimate
Rapid
Water Appearance
Other: greenish opaque
Stream depth
51cm - 99cm
Stream width
>5m
Hazards
 
Litter/Pollutants
bottles,cans,clothing,packets,paper,plastic,polystyrene

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Chironomids 1 100
Image
Dragonfly Nymph (Odonata) 6 2
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 18
Image
Freshwater Snails (Gastropoda) 3 3
Image
Roundworms (Nematoda) 3 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 124 Total score: 14 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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