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WaterWatch Data Portal

ME_YYR804 Yarra River Catchment

Sunday 20th July 2008 8:40am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0.19mg/L NH3-N
Dissolved Oxygen mg/L
4.9mg/L
Electrical Conductivity
340µS/cm
pH
7.3pH Units
Reactive Phosphate (mg/L)
0.1mg/L P
Temperature - AIR
12.5° C
Temperature - WATER
9° C
Turbidity - FTU
20FTU
Turbidity - NTU
14NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last 24 hours 1
Flow estimate
PERMANENT: wetlands and lakes
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Damselfly Nymph (Odonata) 6 1
Image
Water mites (Acarina) 5 18
Image
Beetle larvae (Coleoptera) 4 1
Image
Leeches (Hirudinea) 3 2
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 1
Image
Non Biting Midge Larvae - Bloodworms (Diptera) 1 15
Image
Segmented Worm (Oligochaeta) 1 1
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 39 Total score: 22 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: