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  6. 28-03-2001

Yarra River, approx 300 metres upstream of Kooweerup Road, "No.16", Launching Place

Melbourne

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ME_YYR420 Yarra River Catchment

Wednesday 28th March 2001 14:00pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
11mg/L
Electrical Conductivity
40µS/cm
Nitrate - Nitrogen
0.07mg/L
pH
6.7pH Units
Reactive Phosphate (mg/L)
0.046mg/L P
Temperature - WATER
10.5° C
Turbidity - NTU
5NTU

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 12
Image
Freshwater shrimp 5 8
Image
h. Order Anostraca (fairy shrimp and introduced sea monkeys) 4 1
Image
o. Family Dytiscidae, Genus Rhantus (Beetle adult) 0 4
Image
Caddis-fly Larvae (Trichoptera) 7 18
Image
Mayfly nymph (Ephemeroptera) 7 12
Image
Stonefly nymph (Plecoptera) 8 1
Image
Damselfly Nymph (Odonata) 6 2
Image
Toebiters Dobsonflies (Megaloptera) 6 6
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 80
Image
Segmented Worm (Oligochaeta) 1 15
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 159 Total score: 38 Overall rating: Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data:
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