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  6. 05-02-2017

Blackburn Lake at Heron Point opposite Naughton Gve Blackburn

Melbourne

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ME_YGR023 Yarra River Catchment

Sunday 5th February 2017 11:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
83.08%
Dissolved Oxygen mg/L
6.9mg/L
Electrical Conductivity
160µS/cm
pH
7.8pH Units
Reactive Phosphate (mg/L)
0.003mg/L P
Temperature - AIR
27° C
Temperature - WATER
24.7° C
Turbidity - FTU
27FTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Freshwater Shrimp/Prawn (Atyidae) 5 11
Image
Yabbies/Marron/Gilgie Freshwater (Decapoda) 5 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 100
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 113 Total score: 21 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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