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WaterWatch Data Portal

ME_YDA290 Yarra River Catchment

Saturday 13th August 2011 9:00am Approved
Notes

Physical Chemical Tests

Dissolved Oxygen mg/L
8mg/L
Electrical Conductivity
1480µS/cm
Nitrate - Nitrogen
0.01mg/L N
pH
7.5pH Units
Reactive Phosphate (mg/L)
0.06mg/L P
Temperature - AIR
10° C
Temperature - WATER
8° C
Turbidity - FTU
14FTU
Turbidity - NTU
8NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week 14
Flow estimate
Moderate
Water Appearance
Clear
Stream depth
0 - 50cm
Stream width
2m - 5m
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 50
Image
Damselfly Nymph (Odonata) 6 1
Image
Beetle larvae (Coleoptera) 4 2
Image
Freshwater Snails (Gastropoda) 3 30
Image
Side Swimmer/Scud (Amphipoda) 4 100
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 183 Total score: 24 Overall rating: Poor

Diary photos

Physical Chemical Trends

Last data: