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WaterWatch Data Portal

ME_YED070 Yarra River Catchment

Saturday 8th April 2017 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0.1mg/L NH4+
Dissolved Oxygen mg/L
4mg/L
Electrical Conductivity
820µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0.12mg/L P
Temperature - AIR
24.3° C
Temperature - WATER
17.8° C
Turbidity - NTU
9NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
1m - 2m
Stream width
> 5m
Hazards
 
Litter/Pollutants
bottles,other: Little litter

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 1
Image
Damselfly Nymph (Odonata) 6 3
Image
Dragonfly Nymph (Odonata) 6 1
Image
Leeches (Hirudinea) 3 1
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 18
Image
Segmented Worm (Oligochaeta) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 34 Total score: 27 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: