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  6. 05-02-2017

Blackburn Lake at the Landing, a constructed platform on the edge of the lake

Melbourne

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ME_YGR020 Yarra River Catchment

Sunday 5th February 2017 10:30am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
64.42%
Dissolved Oxygen mg/L
5.4mg/L
Electrical Conductivity
160µS/cm
pH
7.1pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
25° C
Temperature - WATER
24.2° C
Turbidity - FTU
35FTU

Water Conditions

Weather
Cloudy
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Muddy
Stream depth
51cm - 99cm
Stream width
> 5m
Hazards
 
Litter/Pollutants
bottles,plastic

Habitat

More debris from rain storms. Lots of ducks - pacific black ducks, dusky moorhen. Lots of gumflowers floating in the water.

Bank Erosion Stability Bank Vegetation In Stream Cover Riffles Pools Bends Verge Vegetation Overall
Poor 2 Fair 6 Fair 6 Fair 3 Poor 4 21

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Freshwater Shrimp/Prawn (Atyidae) 5 11
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 40
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 52 Total score: 16 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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