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  6. 11-03-2003

Yarra River in Warburton behind public toilets on Warby Hwy.

Melbourne

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ME_YYR257 Yarra River Catchment

Tuesday 11th March 2003 12:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
9.2mg/L
Electrical Conductivity
50µS/cm
pH
6.6pH Units
Reactive Phosphate (mg/L)
0mg/L P
Temperature - AIR
22° C
Temperature - WATER
17° C
Turbidity - NTU
22NTU

Water Conditions

Weather
Last rainfall
 
Flow estimate
 
Water Appearance
 
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Chironomids 1 15
Image
Freshwater shrimp 5 15
Image
h. Order Anostraca (fairy shrimp and introduced sea monkeys) 4 1
Image
Water-boatmen 4 25
Image
Water-striders 4 5
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Mayfly nymph (Ephemeroptera) 7 12
Image
Stonefly nymph (Plecoptera) 8 3
Image
Water mites (Acarina) 5 7
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 84 Total score: 27 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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