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WaterWatch Data Portal

ME_YMR178 Yarra River Catchment

Wednesday 20th April 2011 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
105%
Electrical Conductivity
1550µS/cm
pH
8.2pH Units
Reactive Phosphate (mg/L)
0.09mg/L P
Temperature - AIR
17.2° C
Temperature - WATER
15.8° C
Turbidity - NTU
15NTU

Water Conditions

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

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 3
Image
Mayfly nymph (Ephemeroptera) 7 40
Image
Damselfly Nymph (Odonata) 6 8
Image
Dragonfly Nymph (Odonata) 6 2
Image
Freshwater Shrimp/Prawn (Atyidae) 5 3
Image
Freshwater Snails (Gastropoda) 3 10
Image
Leeches (Hirudinea) 3 11
Image
Side Swimmer/Scud (Amphipoda) 4 20
Image
Biting Midge Larvae (Diptera) 2 50
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 8
Image
Segmented Worm (Oligochaeta) 1 2
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 157 Total score: 46 Overall rating: Good

Diary photos

Physical Chemical Trends

Last data: