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WaterWatch Data Portal

ME_YYR809 Yarra River Catchment

Friday 21st June 2013 12:30pm Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.54mg/L NH3-N
Dissolved Oxygen mg/L
0.2mg/L
Electrical Conductivity
300µS/cm
pH
7.2pH Units
Reactive Phosphate (mg/L)
0.06mg/L P
Temperature - AIR
9° C
Temperature - WATER
7° C
Turbidity - FTU
38FTU
Turbidity - NTU
10NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week 7
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
51cm - 99cm
Stream width
>5m
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 4
Image
Dragonfly Nymph (Odonata) 6 1
Image
Beetle larvae (Coleoptera) 4 3
Image
Leeches (Hirudinea) 3 8
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 30
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 15
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 61 Total score: 24 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: