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WaterWatch Data Portal

ME_YCH050 Yarra River Catchment

Tuesday 27th November 2001 13:30pm Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
9.4mg/L
Electrical Conductivity
90µS/cm
Nitrate - Nitrogen
1.31mg/L
pH
6.3pH Units
Reactive Phosphate (mg/L)
0.013mg/L P
Temperature - AIR
17° C
Temperature - WATER
14.3° C
Turbidity - NTU
15NTU

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 40
Image
d. Family Hydrophilidae, Genus Helochares (Beetle adult) 2 10
Image
Freshwater shrimp 5 6
Image
Caddis-fly Larvae (Trichoptera) 7 100
Image
Mayfly nymph (Ephemeroptera) 7 100
Image
Stonefly nymph (Plecoptera) 8 2
Image
Damselfly Nymph (Odonata) 6 2
Image
Dragonfly Nymph (Odonata) 6 4
Image
Water mites (Acarina) 5 20
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 50
Image
Segmented Worm (Oligochaeta) 1 5
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 339 Total score: 43 Overall rating: Very Good

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: