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WaterWatch Data Portal

ME_YTW005 Yarra River Catchment

Friday 27th February 2009 11:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.05mg/L NH4+
Dissolved Oxygen % Saturation
23.9%
Electrical Conductivity
890µS/cm
pH
7.9pH Units
Reactive Phosphate (mg/L)
0.97mg/L P
Temperature - AIR
30° C
Temperature - WATER
20.6° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
 
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
h. Order Anostraca (fairy shrimp and introduced sea monkeys) 4 18
Image
Water-boatmen 4 180
Image
Water-striders 4 3
Image
Caddis-fly Larvae (Trichoptera) 7 22
Image
Mayfly nymph (Ephemeroptera) 7 8
Image
Water mites (Acarina) 5 11
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 42
Image
Freshwater Snails (Gastropoda) 3 1
Image
Leeches (Hirudinea) 3 3
Image
Biting Midge Larvae (Diptera) 2 25
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 313 Total score: 29 Overall rating: Fair

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: