Skip to content
 
WaterWatch Data Portal

ME_YYR806 Yarra River Catchment

Sunday 19th April 2009 9:20am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
1.24mg/L NH3-N
Dissolved Oxygen mg/L
0.7mg/L
Electrical Conductivity
210µS/cm
pH
6pH Units
Reactive Phosphate (mg/L)
1.04mg/L P
Temperature - AIR
15.5° C
Temperature - WATER
14.2° C
Turbidity - FTU
43FTU
Turbidity - NTU
9NTU

Water Conditions

Weather
Overcast
Last rainfall
More than a week ago
Flow estimate
 
Water Appearance
Clear,Other: Yellowish
Stream depth
0 - 50cm
Stream width
>5m
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 6
Image
Damselfly Nymph (Odonata) 6 4
Image
Beetle larvae (Coleoptera) 4 3
Image
Leeches (Hirudinea) 3 7
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 30
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 10
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 60 Total score: 25 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: