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WaterWatch Data Portal

ME_YMO020 Yarra River Catchment

Monday 23rd March 2009 10:00am Approved
Notes

Physical Chemical Tests

Ammonium
0mg/L NH4+
Dissolved Oxygen % Saturation
64%
Electrical Conductivity
1640µS/cm
pH
8.3pH Units
Reactive Phosphate (mg/L)
0.05mg/L P
Temperature - AIR
17° C
Temperature - WATER
16.8° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Overcast
Last rainfall
During the last week
Flow estimate
Permanent
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants

Water Bugs WaterWatch method

Image Species Score Quantity
Image
h. Order Anostraca (fairy shrimp and introduced sea monkeys) 4 12
Image
Caddis-fly Larvae (Trichoptera) 7 18
Image
Damselfly Nymph (Odonata) 6 22
Image
Dragonfly Nymph (Odonata) 6 4
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 22
Flatworms (Turbellaria) Flatworms (Turbellaria) 3 3
Image
Freshwater Snails (Gastropoda) 3 8
Image
Side Swimmer/Scud (Amphipoda) 4 28
Image
Biting Midge Larvae (Diptera) 2 47
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 164 Total score: 33 Overall rating: Poor

Diary photos

No diary entries recorded for this visit

Physical Chemical Trends

Last data: