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WaterWatch Data Portal

ME_YYR809 Yarra River Catchment

Friday 19th October 2012 10:15am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.96mg/L NH3-N
Dissolved Oxygen mg/L
1.2mg/L
Electrical Conductivity
260µS/cm
Filterable Reactive Phosphorus
0.17mg/L P
pH
6.2pH Units
Temperature - AIR
16.5° C
Temperature - WATER
14.5° C
Turbidity - FTU
31FTU
Turbidity - NTU
9NTU

Water Conditions

Weather
Overcast
Last rainfall
More than a week ago
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
50
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Beetle larvae (Coleoptera) 4 1
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 3
Image
Leeches (Hirudinea) 3 23
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 5
Image
Mosquito Larvae (Diptera) 2 6
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 34
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 73 Total score: 17 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: