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WaterWatch Data Portal

ME_YMO105 Yarra River Catchment

Friday 30th January 2009 9:40am Approved
Notes

Physical Chemical Tests

Ammonia-Nitrogen
0mg/L NH3-N
Dissolved Oxygen mg/L
11.8mg/L
Electrical Conductivity
2484µS/cm
pH
8.59pH Units
Reactive Phosphate (mg/L)
0.04mg/L P
Temperature - AIR
37° C
Temperature - WATER
25.5° C
Turbidity - NTU
10NTU

Water Conditions

Weather
Sunny
Last rainfall
During the last week
Flow estimate
MEDIUM: flow is normal/typical average flow
Water Appearance
Clear
Stream depth
 
Stream width
 
Hazards
 
Litter/Pollutants
 

Water Bugs WaterWatch method

Image Species Score Quantity
Image
Caddis-fly Larvae (Trichoptera) 7 2
Image
Dragonfly Nymph (Odonata) 6 7
Image
Aquatic Beetles - Diving Beetles, Whirligig Beetles (Coleoptera) 3 15
Image
Freshwater Snails (Gastropoda) 3 27
Image
Side Swimmer/Scud (Amphipoda) 4 36
Image
True Bugs - Backswimmers, Water-boatmen, Water-striders (Hemiptera) 4 48
Image
Biting Midge Larvae (Diptera) 2 40
Image
Fly Larvae -True, Black, Crane, March, Horse, and Soldier Fly Larvae (Diptera) 2 120
Total bug score
Total abundance 0 - 35 35+
0 - 200 Poor Good
200+ Fair Very good
Total abundance: 295 Total score: 31 Overall rating: Fair

Diary photos

Physical Chemical Trends

Last data: