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  6. 27-05-2011

Nerreman Wetland @ Eltham

Melbourne

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ME_YDI833 Yarra River Catchment

Friday 27th May 2011 13:15pm Approved
Notes

Physical Chemical Tests

Ammonium
0.06mg/L NH4+
Dissolved Oxygen mg/L
7mg/L
Electrical Conductivity
320µS/cm
pH
7.3pH Units
Reactive Phosphate (mg/L)
0.04mg/L P
Temperature - AIR
16° C
Temperature - WATER
3.5° C
Turbidity - NTU
50NTU

Water Conditions

Weather
Cloudy
Last rainfall
During the last week 21.5
Flow estimate
Moderate
Water Appearance
Muddy,Scummy,Smelly,Foamy/frothy,Other: Grey Mud
Stream depth
51cm - 99cm
Stream width
>5m
Hazards
 
Litter/Pollutants
bottles,cans,clothing,packets,paper,plastic,polystyrene,other

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Chironomids 1 10
Image
h. Order Anostraca (fairy shrimp and introduced sea monkeys) 4 1
Image
Damselfly Nymph (Odonata) 6 1
Image
Dragonfly Nymph (Odonata) 6 2
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 9
Image
Freshwater Snails (Gastropoda) 3 5
Image
Leeches (Hirudinea) 3 3
Image
Mosquito Larvae (Diptera) 2 2
Image
Segmented Worm (Oligochaeta) 1 8
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 41 Total score: 23 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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