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  6. 07-07-2019

Gardiners Creek upstream of Blackburn Lake, at Pobblebonk point, adjacent to Vegemite Creek

Melbourne

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ME_YGR006 Yarra River Catchment

Sunday 7th July 2019 10:35am Approved
Notes

Physical Chemical Tests

Ammonium
0.07mg/L NH4+
Dissolved Oxygen % Saturation
19.74%
Dissolved Oxygen mg/L
2.2mg/L
Electrical Conductivity
290µS/cm
pH
6.8pH Units
Reactive Phosphate (mg/L)
0.047mg/L P
Temperature - AIR
13.5° C
Temperature - WATER
10.5° C
Turbidity - FTU
22FTU

Water Conditions

Weather
Sunny
Last rainfall
More than a week ago
Flow estimate
STAGNANT: No continuous flow in channel but channel continuous (in-stream habitats connected)
Water Appearance
Stained brown,Muddy
Stream depth
1m - 2m
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 3
Image
Water mites (Acarina) 5 1
Image
Freshwater Snails (Gastropoda) 3 2
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 20
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 7
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 34 Total score: 25 Overall rating: Poor

Diary photos

Physical Chemical Trends

Last data:
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