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WaterWatch Data Portal

ME_YSC010 Yarra River Catchment

Sunday 23rd November 2014 9:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.05mg/L NH4+
Dissolved Oxygen % Saturation
40%
Dissolved Oxygen mg/L
3.8mg/L
Electrical Conductivity
940µS/cm
pH
7.3pH Units
Reactive Phosphate (mg/L)
0.07mg/L P
Temperature - AIR
19° C
Temperature - WATER
17° C
Turbidity - FTU
14FTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 7
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
0.3
Hazards
 
Litter/Pollutants
packets,paper,plastic

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Dragonfly Nymph (Odonata) 6 20
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 30
Image
Freshwater Snails (Gastropoda) 3 30
Image
Leeches (Hirudinea) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 1
Image
Biting Midge Larvae (Diptera) 2 2
Image
Mosquito Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 30
Image
Segmented Worm (Oligochaeta) 1 16
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 132 Total score: 31 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: