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  6. 06-04-2013

Blackburn Lake at Heron Point opposite Naughton Gve Blackburn

Melbourne

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ME_YGR023 Yarra River Catchment

Saturday 6th April 2013 11:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
63%
Dissolved Oxygen mg/L
6mg/L
Electrical Conductivity
150µS/cm
pH
7.3pH Units
Reactive Phosphate (mg/L)
0.02mg/L P
Temperature - AIR
18° C
Temperature - WATER
16° C
Turbidity - NTU
12NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Scummy,Stained brown
Stream depth
1m - 2m
Stream width
2m - 5m
Hazards
 
Litter/Pollutants

Habitat

Bank Erosion Stability Bank Vegetation In Stream Cover Riffles Pools Bends Verge Vegetation Overall
Fair 3 Good 8 Good 8 Poor 2 Good 8 Good 29

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 4
Image
Freshwater Shrimp/Prawn (Atyidae) 5 6
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 6
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 16 Total score: 13 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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